1 Introduction To Common Fractions And Mixed Numbers 2 Addition Of Common Fractions And Mixed Numbers 3 Subtraction Of Common Fractions And Mixed Numbers 4 Multiplication Of Common Fractions And Mixed Numbers 5 Division Of Common Fractions And Mixed Numbers 6 Combined Operations Of Common Fractions And Mixed Numbers 7 Computing With A Calculator 8 Computing With A Spreadsheet 9 Introduction To Decimal Fractions 10 Rounding Decimal Fractions And Equivalent Decimal And Common Fractions 11 Addition And Subtraction Of Decimal Fractions 12 Multiplication Of Decimal Fractions 13 Division Of Decimal Fractions 14 Powers 15 Roots 16 Table Of Decimal Equivalents And Combined Operations Of Decimal Fractions 17 Computing With A Calculator 18 Computing With A Spreadsheet 19 Achievement Review—section One 20 Ratio And Propor Tion 21 Direct And Inverse Proportions 22 Introduction To Percents 23 Basic Calculations Of Percentages, Percents, And Rates 24 Percent Practical Applications 25 Achievement Review—section Two 26 Customary (english) Units Of Measure 27 Metric Units Of Linear Measure 28 Degree Of Precision, Greatest Possible Error, Absolute Error, And Relative Error 29 Tolerance, Clearance, And Interference 30 Customary And Metric Steel Rules 31 Customary Vernier Calipers And Height Gages 32 Metric Vernier Calipers And Height Gages 33 Digital Calipers And Height Gages 34 Customary Micrometers 35 Metric Vernier Micrometers 36 Digital Micrometers 37 Customary And Metric Gage Blocks 38 Achievement Review—section Three 39 Symbolism And Algebraic Expressions 40 Signed Numbers 41 Algebraic Operations Of Addition, Subtraction, And Multiplication 42 Algebraic Operations Of Division, Powers, And Roots 43 Introduction To Equations 44 Solution Of Equations By The Subtraction, Addition, And Division Principles Of Equality 45 Solution Of Equations By The Multiplication, Root, And Power Principles Of Equality 46 Solution Of Equations Consisting Of Combined Operations And Rearrangement Of Formulas 47 Applications Of Formulas To Cutting Speed, Revolutions Per Minute, And Cutting Time 48 Applications Of Formulas To Spur Gears 49 Achievement Review—section Four 50 Lines And Angular Measure 51 Protractors—simple Semicircular And Vernier 52 Types Of Angles And Angular Geometric Principles 53 Introduction To Triangles 54 Geometric Principles For Triangles And Other Common Polygons 55 Introduction To Circles 56 Arcs And Angles Of Circles, Tangent Circles 57 Fundamental Geometric Constructions 58 Achievement Review—section Five 59 Areas Of Rectangles, Parallelograms, And Trapezoids 60 Areas Of Triangles 61 Areas Of Circles, Sectors, And Segments 62 Volumes Of Prisms And Cylinders 63 Volumes Of Pyramids And Cones 64 Volumes Of Spheres And Composite Solid Figures 65 Achievement Review—section Six 66 Introduction To Trigonometric Functions 67 Analysis Of Trigonometric Functions 68 Basic Calculations Of Angles And Sides Of Right Triangles 69 Simple Practical Machine Applications 70 Complex Practical Machine Applications 71 The Cartesian Coordinate System 72 Oblique Triangles 73 Achievement Review—section Seven 74 Introduction To Compound Angles 75 Drilling And Boring Compound-angular Holes 76 Drilling And Boring Compound-angular Holes 77 Machining Compound-angular Surfaces 78 Computing Angles Made By The Intersection Of Two Angular Surfaces 79 Computing Compound Angles On Cutting And Forming Tools 80 Achievement Review—section Eight 81 Introduction To Computer Numerical Control (cnc) 82 Control Systems, Absolute Positioning, Incremental Positioning 83 Location Of Points 84 Binary Numeration System 85 Hexadecimal Numeration System 86 Bcd (binary Coded Decimal) Numeration Systems 87 An Introduction To G- And M-codes For Cnc Programming 88 Achievement Review—section Nine Chapter54: Geometric Principles For Triangles And Other Common Polygons
Chapter Questions Section: Chapter Questions
Problem 1A: Determine the size of 1. Problem 2A: If ABCD,BCDE , and 1=2725 , what are the sizes of 2 and 3 ? Problem 3A: What is the supplement of a 1051344 angle? Problem 4A: Determine the center diameter of a pinion gear with a pitch diameter of 71.1 mm and a gear with a... Problem 5A: Solve 578=234x. Problem 6A: Determine the value of 406.442-1/3. Round the answer to 3 decimal places. Problem 7A: Determine which of the following pairs of triangles (A through F) are similar. All linear dimensions... Problem 8A: Solve the following exercises: In ABC and DEF,A=D,B=E,C=F. All dimensions are in inches. a. Find AC.... Problem 9A: Solve the following exercises: In figure, H=P,J=M,K=L. All dimensions are in millimeters. Round the... Problem 10A: Solve the following exercises: In ABC and DEF,ABDE,ACDF,BCEF. a. Find A. b. Find F. c. Find B. d.... Problem 11A: Solve the following exercises: Use the figure to find the value of the following angles. a. Find 1.... Problem 12A: Solve the following exercises: In HPM,PMJK. a. Find HPM. b. Find PMK. Problem 13A: Solve the following exercises: Refer to the figure to find these angles. a. 1 b. 2 c. 3 Problem 14A: Solve the following exercises: Refer to the figure to find these dimensions. All dimensions are in... Problem 15A: Solve the following exercises: In this figure, ABDE and CBEF .All dimensions are in inches. Round... Problem 16A: Solve the following exercises: a. Find x. b. Find 1. Problem 17A: Solve the following exercises: a. Find x. b. Find y. Problem 18A: All dimensions are in inches. a. Find 1. b. Find 2. Problem 19A: All dimensions are in millimeters. a. Find x. b. Find y. Problem 20A: All dimensions are in inches. a. Find 1. b. Find x. Problem 21A: Refer to this figure. Using the given values, find the values of x. a. If d=9 and e=12 , find x. b.... Problem 22A: Using the figure and these given values, find the values of y. Round the answers to the nearest... Problem 23A: Using the figure and these given values, find the values of y. a. If radius A = 360.00 mm and x =... Problem 24A: Three holes are drilled in the plate shown. All dimensions are in inches. Determine dimensions A and... Problem 25A: All dimensions are in inches. Round the answers to 3 decimal places. a. If y = 2.8000" find x. b If... Problem 26A: All dimensions are in inches. Round the answers to 3 decimal places. a. If y = 2.145" find x. b If y... Problem 27A: Solve the following exercises: A template is shown. All dimensions are in millimeters. Determine... Problem 28A: Refer to polygon ABCD. a. If 2 = 87.0, find 1. b. If 1 = 114.0, find 2. Problem 29A: Use the angle values given. a. If 1 = 114, find 2. b. If 2 = 83, find 1. Problem 30A: Use the angle values given to find 2. a. If 1 = 37, find 2. b. If 1 = 29, find 1. Problem 29A: Use the angle values given. a. If 1 = 114, find 2. b. If 2 = 83, find 1.
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Given the angles in the diagram below, what is m
Transcribed Image Text: 9. Given the angles in the diagram below, what is mz2?
12
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O 46°
O 180°
O 980
O 82°
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Figure in plane geometry formed by two rays or lines that share a common endpoint, called the vertex. The angle is measured in degrees using a protractor. The different types of angles are acute, obtuse, right, straight, and reflex.
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