
A Problem Solving Approach to Mathematics for Elementary School Teachers (12th Edition)
12th Edition
ISBN: 9780321987297
Author: Rick Billstein, Shlomo Libeskind, Johnny Lott
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 11.3B, Problem 20A
To determine
To find:
The measure of the unknown marked angle.
Expert Solution & Answer

Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Put these pieces into a cube
Part i
Part ii
Chapter 11 Solutions
A Problem Solving Approach to Mathematics for Elementary School Teachers (12th Edition)
Ch. 11.1 - Answer each of the following and explain your...Ch. 11.1 - Given a line and a point not on the line, explain...Ch. 11.1 - How are pairs of parallel lines and skew lines a....Ch. 11.1 - Is it possible for ABC to have vertex C? Why?Ch. 11.1 - If planes and are distinct planes having points...Ch. 11.1 - Prob. 7MCCh. 11.1 - MATHEMATICAL CONNECTIONS A line n is perpendicular...Ch. 11.1 - MATHEMATICAL CONNECTIONS a. Sketch three rays that...Ch. 11.1 - Identify a physical object within the classroom to...Ch. 11.1 - Prob. 12MC
Ch. 11.1 - Let each member of your group use a protractor to...Ch. 11.1 - Allie says that AB and CD are parallel because...Ch. 11.1 - Prob. 15MCCh. 11.1 - A student says that ABBA because AB starts at A...Ch. 11.1 - Prob. 17MCCh. 11.1 - A student claims that if any two planes that do...Ch. 11.1 - A student says that it is actually impossible to...Ch. 11.1 - Prob. 20MCCh. 11.1 - A student says there can be only 360 different...Ch. 11.1 - What is the intersection of rays PQ and QP in the...Ch. 11.1 - Lines a and b are parallel to each other. Lines c...Ch. 11.1 - Prob. 3NAEPCh. 11.1A - Name two rays that contain a. BC. b. EG.Ch. 11.1A - Let S be the set of lines, skew to a given line,...Ch. 11.1A - Label each of the following as true or false. If...Ch. 11.1A - a. Points A,B,C and D are collinear. In how many...Ch. 11.1A - The following figure is a rectangular box in which...Ch. 11.1A - Assessment Use the following drawing of one of the...Ch. 11.1A - ASSESSMENT Determine how many acute angles are...Ch. 11.1A - Identify a physical model for each of the...Ch. 11.1A - Find the measure of each of the following angles....Ch. 11.1A - Assessment a. Perform each of the following...Ch. 11.1A - Assessment Consider a correctly set clock that...Ch. 11.1A - In parts a and b of the following figures,...Ch. 11.1A - Given three collinear points A,B,C with B between...Ch. 11.1A - Prob. 14ACh. 11.1A - ASSESSMENT Trace each of the following drawings....Ch. 11.1A - Prob. 17ACh. 11.1A - Prob. 18ACh. 11.1B - ASSESSMENT Name three points that are not...Ch. 11.1B - Let C be the set of coplanar lines with a given...Ch. 11.1B - Prob. 4ACh. 11.1B - ASSESSMENT The following figure is a box in which...Ch. 11.1B - Prob. 6ACh. 11.1B - ASSESSMENT Determine the number of obtuse angles...Ch. 11.1B - Identify a physical model for each of the...Ch. 11.1B - ASSESSMENT Find the measures of each of the...Ch. 11.1B - a. Perform a following operations. Leave your...Ch. 11.1B - Prob. 11ACh. 11.1B - Assessment In each of the following figures,...Ch. 11.1B - ASSESSMENT In each of the following pairs,...Ch. 11.1B - Prob. 15ACh. 11.1B - ASSESSMENT On the dot paper below, draw all...Ch. 11.1B - ASSESSMENT In the figure below, O is the center of...Ch. 11.1B - If the measure of A is 30 more than twice the...Ch. 11.1B - ASSESSMENT Describe each of the following sets of...Ch. 11.2 - Prob. 1MCCh. 11.2 - Can a regular polygon be concave? Explain.Ch. 11.2 - Prob. 3MCCh. 11.2 - Classify each of the following as true or false....Ch. 11.2 - MATHEMATICAL CONNECTIONS Copy and complete...Ch. 11.2 - MATHEMATICAL CONNECTIONS On a geoboard or dot...Ch. 11.2 - Work with partners to create a Venn diagram with...Ch. 11.2 - Work with partners to create a Venn diagram...Ch. 11.2 - The six pattern blocks shown below are...Ch. 11.2 - Prob. 12MCCh. 11.2 - Prob. 13MCCh. 11.2 - Millie claims that a rhombus is regular because...Ch. 11.2 - Jane heard a student say that all squares are...Ch. 11.2 - A student asks if ABCD is a valid name for the...Ch. 11.2 - MATHEMATICAL CONNECTIONS A student claims that all...Ch. 11.2 - MATHEMATICAL CONNECTIONS Two students are thinking...Ch. 11.2 - Use GeoGebra Lab-2 to construct quadrilaterals.Ch. 11.2 - If three distinct rays with the same vertex are...Ch. 11.2 - Prob. 21MCCh. 11.2 - Prob. 22MCCh. 11.2 - Prob. 1NAEPCh. 11.2 - NATIONAL ASSESSMENT OF EDUCATIONAL PROGRESS NAEP...Ch. 11.2A - Determine which of the following figures labeled 1...Ch. 11.2A - What is the maximum number of intersection points...Ch. 11.2A - What type of polygon must have a diagonal such...Ch. 11.2A - Describe the shaded region as simply as possible.Ch. 11.2A - If possible, draw the following triangles. If it...Ch. 11.2A - Determine how many diagonals each of the following...Ch. 11.2A - Draw all lines of symmetry if any exist for each...Ch. 11.2A - Identify each of the following triangles as...Ch. 11.2A - Various international signs have symmetries....Ch. 11.2A - Prob. 11ACh. 11.2A - Design symbols that have each of the following...Ch. 11.2A - In each of the following figures, complete the...Ch. 11.2A - Prob. 14ACh. 11.2A - Prob. 15ACh. 11.2A - Complete the following figures so that they have...Ch. 11.2A - Prob. 17ACh. 11.2B - ASSESSMENT Determine which of the following...Ch. 11.2B - ASSESSMENT What is the maximum number of...Ch. 11.2B - ASSESSMENT A pentagon has only two diagonals that...Ch. 11.2B - ASSESSMENT Which of the following figures are...Ch. 11.2B - ASSESSMENT Describe the shaded region as simply as...Ch. 11.2B - Prob. 6ACh. 11.2B - Prob. 7ACh. 11.2B - Prob. 8ACh. 11.2B - ASSESSMENT Identify each of the following...Ch. 11.2B - Prob. 10ACh. 11.2B - Prob. 11ACh. 11.2B - Prob. 12ACh. 11.2B - Prob. 13ACh. 11.2B - Prob. 14ACh. 11.2B - Prob. 15ACh. 11.2B - Prob. 16ACh. 11.2B - Prob. 17ACh. 11.3 - Prob. 1MCCh. 11.3 - Prob. 2MCCh. 11.3 - Prob. 3MCCh. 11.3 - Prob. 4MCCh. 11.3 - Prob. 5MCCh. 11.3 - Prob. 6MCCh. 11.3 - Prob. 7MCCh. 11.3 - Prob. 8MCCh. 11.3 - Regular hexagons have been used to tile floors....Ch. 11.3 - Lines a and b are cut by transversals c and d. If...Ch. 11.3 - A beam of light from A hits the surface of a...Ch. 11.3 - Find a possible set of measures of the interior...Ch. 11.3 - Draw three different concave polygons. When you...Ch. 11.3 - Draw three concave polygons. Measure all the...Ch. 11.3 - Prob. 15MCCh. 11.3 - Prob. 16MCCh. 11.3 - Jan wants to make tiles in the shape of a convex...Ch. 11.3 - A student wonders if there exists a convex decagon...Ch. 11.3 - A student wants to know if a triangle can have two...Ch. 11.3 - In each of the following, name the required...Ch. 11.3 - Prob. 21MCCh. 11.3 - Prob. 22MCCh. 11.3 - Design symbols that have each of the following...Ch. 11.3 - Prob. 24MCCh. 11.3 - Explain whether the following quilt patterns have...Ch. 11.3 - Find the lines of symmetry, if any, for each of...Ch. 11.3 - Prob. 1NAEPCh. 11.3 - In the given figure, what is the measure of angle...Ch. 11.3 - Prob. 3NAEPCh. 11.3A - If three lines all meet in a single point, how...Ch. 11.3A - Prob. 2ACh. 11.3A - Find the measure of a complementary angle, a...Ch. 11.3A - Assessment In ABC, the measure of B is three times...Ch. 11.3A - Prob. 5ACh. 11.3A - Prob. 6ACh. 11.3A - Prob. 7ACh. 11.3A - Prob. 8ACh. 11.3A - Prob. 9ACh. 11.3A - Prob. 10ACh. 11.3A - Find the sum of the measures of the numbered...Ch. 11.3A - Prob. 12ACh. 11.3A - Prob. 13ACh. 11.3A - Prob. 14ACh. 11.3A - Prob. 15ACh. 11.3A - Prob. 16ACh. 11.3A - Prob. 17ACh. 11.3A - Find the measures of ange 1, 2, and 3 given that...Ch. 11.3A - Prob. 19ACh. 11.3A - Prob. 20ACh. 11.3A - Prob. 21ACh. 11.3A - Assessment 11-3A If m(2)=m(3), prove m(1)=m(4).Ch. 11.3B - If two planes intersect in a single line forming...Ch. 11.3B - Assessment 11-3B Find the measures of angle marked...Ch. 11.3B - Prob. 3ACh. 11.3B - Assessment 11-3B An angle measures 15 more than 4...Ch. 11.3B - Prob. 5ACh. 11.3B - Prob. 6ACh. 11.3B - Prob. 7ACh. 11.3B - In part (a), prove that kl .In parts (b)and(c),...Ch. 11.3B - Prob. 9ACh. 11.3B - Prob. 10ACh. 11.3B - Prob. 11ACh. 11.3B - Calculate the measure of each angle of a pentagon,...Ch. 11.3B - The sides of DEF are parallel to the sides of BCA....Ch. 11.3B - In each of the following figures, find the...Ch. 11.3B - Prob. 15ACh. 11.3B - Prob. 16ACh. 11.3B - Prob. 17ACh. 11.3B - Find the measure of x in the figure below.Ch. 11.3B - Prob. 19ACh. 11.3B - Prob. 20ACh. 11.3B - Given the figure shown with AXDY, find the...Ch. 11.3B - Prob. 22ACh. 11.4 - How many possible pairs of bases does a right...Ch. 11.4 - Prob. 2MCCh. 11.4 - Prob. 3MCCh. 11.4 - What is the name of a pyramid that has 9 vertices?Ch. 11.4 - Prob. 5MCCh. 11.4 - What is the minimum number of faces that intersect...Ch. 11.4 - Sketch at least 2 nets for the prism shown below.Ch. 11.4 - Prob. 11MCCh. 11.4 - Prob. 12MCCh. 11.4 - Prob. 13MCCh. 11.4 - Prob. 14MCCh. 11.4 - Prob. 15MCCh. 11.4 - Prob. 17MCCh. 11.4 - Prob. 18MCCh. 11.4 - Prob. 19MCCh. 11.4 - Find the supplement of 181342.Ch. 11.4 - Prob. 21MCCh. 11.4 - Can two adjacent angles be vertical angles?...Ch. 11.4 - How many diagonals are there in a decagon?Ch. 11.4 - In a regular 20-gon, what is the measure of each...Ch. 11.4 - If mn find m(1).Ch. 11.4 - Which of the following can be folded to form the...Ch. 11.4 - Kyle makes a 3-dimensional shape using 3...Ch. 11.4 - Prob. 3NAEPCh. 11.4 - The figure above shown a pyramid with a square...Ch. 11.4A - Identify each of the following polyhedral. If a...Ch. 11.4A - Prob. 2ACh. 11.4A - Given the tetrahedron shown, name the following....Ch. 11.4A - Prob. 4ACh. 11.4A - Prob. 5ACh. 11.4A - Prob. 6ACh. 11.4A - Classify each of the following statements as true...Ch. 11.4A - Prob. 8ACh. 11.4A - Prob. 9ACh. 11.4A - Sketch a pyramid that is hexahedron six facesCh. 11.4A - Prob. 11ACh. 11.4A - Prob. 12ACh. 11.4A - Prob. 13ACh. 11.4A - Prob. 14ACh. 11.4A - Prob. 15ACh. 11.4A - Prob. 16ACh. 11.4A - Name the intersection of each of the following...Ch. 11.4A - Prob. 18ACh. 11.4A - Prob. 19ACh. 11.4A - Prob. 20ACh. 11.4B - Identify each of the following three-dimensional...Ch. 11.4B - The following are pictures of solid cubes lying on...Ch. 11.4B - Prob. 4ACh. 11.4B - Prob. 5ACh. 11.4B - Determine the minimum number of edges possible for...Ch. 11.4B - Prob. 8ACh. 11.4B - Prob. 9ACh. 11.4B - Prob. 10ACh. 11.4B - Name the polyhedron that can be constructed using...Ch. 11.4B - Prob. 13ACh. 11.4B - Prob. 14ACh. 11.4B - Prob. 15ACh. 11.4B - On the left of each of the following figure is a...Ch. 11.4B - Prob. 17ACh. 11.4B - Prob. 18ACh. 11.4B - Answer each of the following questions about a...Ch. 11.4B - A diagonal of a prism is any segment determined by...Ch. 11.4B - A soccer ball resembles a polyhedron with 32 faces...Ch. 11.CR - Prob. 1CRCh. 11.CR - Prob. 3CRCh. 11.CR - Prob. 4CRCh. 11.CR - Prob. 5CRCh. 11.CR - a. Can a triangle have two obtuse angles? Justify...Ch. 11.CR - In a certain triangle, the measure of one angle is...Ch. 11.CR - If ABC is a right angles triangle and m(A)=42,...Ch. 11.CR - Prob. 9CRCh. 11.CR - Prob. 10CRCh. 11.CR - Prob. 11CRCh. 11.CR - Prob. 12CRCh. 11.CR - Prob. 13CRCh. 11.CR - Prob. 14CRCh. 11.CR - Prob. 15CRCh. 11.CR - Prob. 16CRCh. 11.CR - Prob. 18CRCh. 11.CR - Prob. 19CRCh. 11.CR - Prob. 20CRCh. 11.CR - Prob. 21CRCh. 11.CR - Prob. 22CRCh. 11.CR - Prob. 23CRCh. 11.CR - Prob. 24CRCh. 11.CR - In each of the following figures, determine the...Ch. 11.CR - Prob. 26CRCh. 11.CR - Prob. 28CRCh. 11.CR - In the figure below, ab. Find the following...Ch. 11.CR - Prob. 30CRCh. 11.CR - Carefully draw nets that can be folded into each...Ch. 11.CR - Prob. 32CRCh. 11.CR - Prob. 33CRCh. 11 - Just as a point separates a line into three parts,...Ch. 11 - a. Can skew lines have a point in common? Why? b....Ch. 11 - Now try this Convert 8.42 to degrees, minutes and...Ch. 11 - Prob. 6NTCh. 11 - Prob. 7NTCh. 11 - Prob. 8NTCh. 11 - Use the definitions in Table 8 and several...Ch. 11 - Prob. 11NTCh. 11 - Prob. 12NTCh. 11 - Prob. 13NT
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.Similar questions
- 2. In each case below, state whether the statement is true or false. Justify your answer in each case. (i) Suppose A and B are sets. Then, AnB = 6 ⇒ AUB = A (ii) Suppose A and B are sets. Then, AUB = B ⇒ ACB (iii) Suppose A and B are sets. Then, AUB = B ⇒ B C Aarrow_forward5arrow_forwardNo chatgpt pls will upvotearrow_forward
- 1. Find the mean of the x-values (x-bar) and the mean of the y-values (y-bar) and write/label each here: 2. Label the second row in the table using proper notation; then, complete the table. In the fifth and sixth columns, show the 'products' of what you're multiplying, as well as the answers. X y x minus x-bar y minus y-bar (x minus x-bar)(y minus y-bar) (x minus x-bar)^2 xy 16 20 34 4-2 5 2 3. Write the sums that represents Sxx and Sxy in the table, at the bottom of their respective columns. 4. Find the slope of the Regression line: bi = (simplify your answer) 5. Find the y-intercept of the Regression line, and then write the equation of the Regression line. Show your work. Then, BOX your final answer. Express your line as "y-hat equals...arrow_forwardApply STATA commands & submit the output for each question only when indicated below i. Generate the log of birthweight and family income of children. Name these new variables Ibwght & Ifaminc. Include the output of this code. ii. Apply the command sum with the detail option to the variable faminc. Note: you should find the 25th percentile value, the 50th percentile and the 75th percentile value of faminc from the output - you will need it to answer the next question Include the output of this code. iii. iv. Use the output from part ii of this question to Generate a variable called "high_faminc" that takes a value 1 if faminc is less than or equal to the 25th percentile, it takes the value 2 if faminc is greater than 25th percentile but less than or equal to the 50th percentile, it takes the value 3 if faminc is greater than 50th percentile but less than or equal to the 75th percentile, it takes the value 4 if faminc is greater than the 75th percentile. Include the outcome of this code…arrow_forwardsolve this on paperarrow_forward
- For each given function f(x) find f'(x) using the rules learned in section 9.5. 1. f(x)=x32 32x 2. f(x)=7x+13 3. f(x) = x4 4. f(x) = √√x³ 5. f(x) = 3x²+ 3 x2arrow_forwardApply STATA commands & submit the output for each question only when indicated below i. Apply the command egen to create a variable called "wyd" which is the rowtotal function on variables bwght & faminc. ii. Apply the list command for the first 10 observations to show that the code in part i worked. Include the outcome of this code iii. Apply the egen command to create a new variable called "bwghtsum" using the sum function on variable bwght by the variable high_faminc (Note: need to apply the bysort' statement) iv. Apply the "by high_faminc" statement to find the V. descriptive statistics of bwght and bwghtsum Include the output of this code. Why is there a difference between the standard deviations of bwght and bwghtsum from part iv of this question?arrow_forwardAccording to a health information website, the distribution of adults’ diastolic blood pressure (in millimeters of mercury, mmHg) can be modeled by a normal distribution with mean 70 mmHg and standard deviation 20 mmHg. b. Above what diastolic pressure would classify someone in the highest 1% of blood pressures? Show all calculations used.arrow_forward
- Write STATA codes which will generate the outcomes in the questions & submit the output for each question only when indicated below i. ii. iii. iv. V. Write a code which will allow STATA to go to your favorite folder to access your files. Load the birthweight1.dta dataset from your favorite folder and save it under a different filename to protect data integrity. Call the new dataset babywt.dta (make sure to use the replace option). Verify that it contains 2,998 observations and 8 variables. Include the output of this code. Are there missing observations for variable(s) for the variables called bwght, faminc, cigs? How would you know? (You may use more than one code to show your answer(s)) Include the output of your code (s). Write the definitions of these variables: bwght, faminc, male, white, motheduc,cigs; which of these variables are categorical? [Hint: use the labels of the variables & the browse command] Who is this dataset about? Who can use this dataset to answer what kind of…arrow_forwardApply STATA commands & submit the output for each question only when indicated below İ. ii. iii. iv. V. Apply the command summarize on variables bwght and faminc. What is the average birthweight of babies and family income of the respondents? Include the output of this code. Apply the tab command on the variable called male. How many of the babies and what share of babies are male? Include the output of this code. Find the summary statistics (i.e. use the sum command) of the variables bwght and faminc if the babies are white. Include the output of this code. Find the summary statistics (i.e. use the sum command) of the variables bwght and faminc if the babies are male but not white. Include the output of this code. Using your answers to previous subparts of this question: What is the difference between the average birthweight of a baby who is male and a baby who is male but not white? What can you say anything about the difference in family income of the babies that are male and male…arrow_forwardnot use ai pleasearrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Holt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGALTrigonometry (MindTap Course List)TrigonometryISBN:9781305652224Author:Charles P. McKeague, Mark D. TurnerPublisher:Cengage LearningMathematics For Machine TechnologyAdvanced MathISBN:9781337798310Author:Peterson, John.Publisher:Cengage Learning,
- College Algebra (MindTap Course List)AlgebraISBN:9781305652231Author:R. David Gustafson, Jeff HughesPublisher:Cengage LearningElementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,Elementary Geometry for College StudentsGeometryISBN:9781285195698Author:Daniel C. Alexander, Geralyn M. KoeberleinPublisher:Cengage Learning

Holt Mcdougal Larson Pre-algebra: Student Edition...
Algebra
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL

Trigonometry (MindTap Course List)
Trigonometry
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Cengage Learning

Mathematics For Machine Technology
Advanced Math
ISBN:9781337798310
Author:Peterson, John.
Publisher:Cengage Learning,

College Algebra (MindTap Course List)
Algebra
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:Cengage Learning

Elementary Geometry For College Students, 7e
Geometry
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Cengage,

Elementary Geometry for College Students
Geometry
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Cengage Learning
01 - Angles and Angle Measure in Degrees - Part 1 - Types of Angles & What is an Angle?; Author: Math and Science;https://www.youtube.com/watch?v=hy95VyPet-M;License: Standard YouTube License, CC-BY