Elementary Algebra17th EditionLynn Marecek, MaryAnne Anthony-Smith Publisher: OpenStax - Rice UniversityISBN: 9780998625713
Elementary Algebra
Solutions for Elementary Algebra
Problem 3.67TI:
The measures of two angles of a triangle are 31 and 128 degrees. Find the measure of the third...Problem 3.68TI:
The measures of two angles of a triangle are 49 and 75 degrees. Find the measure of the third angle.Problem 3.69TI:
The perimeter of a triangular garden is 48 feet. The lengths of two sides are 18 feet and 22 feet....Problem 3.70TI:
The lengths of two sides of a triangular window are seven feet and five feet. The perimeter is 18...Problem 3.71TI:
The area of a triangular painting is 126 square inches. The base is 18 inches. What is the height?Problem 3.72TI:
A triangular tent door has area 15 square feet. The height is five feet. What is the base?Problem 3.73TI:
One angle of a right triangle measures 56°. What is the measure of the other small angle?Problem 3.74TI:
One angle of a right triangle measures 45°. What is the measure of the other small angle?Problem 3.75TI:
The measure of one angle of a right triangle is 50° more than the measure of the smallest angle....Problem 3.76TI:
The measure of one angle of a right triangle is 30° more than the measure of the smallest angle....Problem 3.77TI:
Use the Pythagorean Theorem to find the length of the hypotenuse in the triangle shown below.Problem 3.78TI:
Use the Pythagorean Theorem to find the length of the hypotenuse in the triangle shown below.Problem 3.79TI:
Use the Pythagorean Theorem to find the length of the leg in the triangle shown below.Problem 3.80TI:
Use the Pythagorean Theorem to find the length of the leg in the triangle shown below.Problem 3.81TI:
John puts the base of a 13-foot ladder five feet from the wall of his house as shown below. How far...Problem 3.82TI:
Randy wants to attach a 17 foot string of lights to the top of the 15 foot mast of his sailboat, as...Problem 3.83TI:
The length of a rectangle is 120 yards and the width is 50 yards. What is the perimeter?Problem 3.84TI:
The length of a rectangle is 62 feet and the width is 48 feet. What is the perimeter?Problem 3.85TI:
The area of a rectangle is 598 square feet. The length is 23 feet. What is the width?Problem 3.86TI:
The width of a rectangle is 21 meters. The area is 609 square meters. What is the length?Problem 3.87TI:
Find the length of a rectangle with: perimeter 80 and width 25.Problem 3.88TI:
Find the length of a rectangle with: perimeter 30 and width 6.Problem 3.89TI:
The width of a rectangle is seven meters less than the length. The perimeter is 58 meters. Find the...Problem 3.90TI:
The length of a rectangle is eight feet more than the width. The perimeter is 60 feet. Find the...Problem 3.91TI:
The length of a rectangle is eight more than twice the width. The perimeter is 64. Find the length...Problem 3.92TI:
The width of a rectangle is six less than twice the length. The perimeter is 18. Find the length and...Problem 3.93TI:
The perimeter of a rectangular swimming pool is 200 feet. The length is 40 feet more than the width....Problem 3.94TI:
The length of a rectangular garden is 30 yards more than the width. The perimeter is 300 yards. Find...Problem 211E:
In the following exercises, solve using triangle properties. 211. The measures of two angles of a...Problem 212E:
In the following exercises, solve using triangle properties. 212. The measures of two angles of a...Problem 213E:
In the following exercises, solve using triangle properties. 213. The measures of two angles of a...Problem 214E:
In the following exercises, solve using triangle properties. 214. The measures of two angles of a...Problem 215E:
In the following exercises, solve using triangle properties. 215. The perimeter of a triangular pool...Problem 216E:
In the following exercises, solve using triangle properties. 216. A triangular courtyard has...Problem 217E:
In the following exercises, solve using triangle properties. 217. If a triangle has sides 6 feet and...Problem 218E:
In the following exercises, solve using triangle properties. 218. If a triangle has sides 14...Problem 219E:
In the following exercises, solve using triangle properties. 219. A triangular flag has base one...Problem 220E:
In the following exercises, solve using triangle properties. 220. A triangular window has base eight...Problem 221E:
In the following exercises, solve using triangle properties. 221. What is the base of a triangle...Problem 222E:
In the following exercises, solve using triangle properties. 222. What is the height of a triangle...Problem 223E:
In the following exercises, solve using triangle properties. 223. One angle of a right triangle...Problem 224E:
In the following exercises, solve using triangle properties. 224. One angle of a right triangle...Problem 225E:
In the following exercises, solve using triangle properties. 225. One angle of a right triangle...Problem 226E:
In the following exercises, solve using triangle properties. 226. One angle of a right triangle...Problem 227E:
In the following exercises, solve using triangle properties. 227. The perimeter of a triangle is 39...Problem 228E:
In the following exercises, solve using triangle properties. 228. The perimeter of a triangle is 35...Problem 229E:
In the following exercises, solve using triangle properties. 229. One side of a triangle is twice...Problem 230E:
In the following exercises, solve using triangle properties. 230. One side of a triangle is three...Problem 231E:
In the following exercises, solve using triangle properties. 231. The two smaller angles of a right...Problem 232E:
In the following exercises, solve using triangle properties. 232. The measure of the smallest angle...Problem 233E:
In the following exercises, solve using triangle properties. 233. The angles in a triangle are such...Problem 234E:
In the following exercises, solve using triangle properties. 234. The angles in a triangle are such...Problem 235E:
In the following exercises, use the Pythagorean Theorem to find the length of the hypotenuse. 235.Problem 236E:
In the following exercises, use the Pythagorean Theorem to find the length of the hypotenuse. 236.Problem 237E:
In the following exercises, use the Pythagorean Theorem to find the length of the hypotenuse. 237.Problem 238E:
In the following exercises, use the Pythagorean Theorem to find the length of the hypotenuse. 238.Problem 239E:
In the following exercises, use the Pythagorean Theorem to find the length of the leg. Round to the...Problem 240E:
In the following exercises, use the Pythagorean Theorem to find the length of the leg. Round to the...Problem 241E:
In the following exercises, use the Pythagorean Theorem to find the length of the leg. Round to the...Problem 242E:
In the following exercises, use the Pythagorean Theorem to find the length of the leg. Round to the...Problem 243E:
In the following exercises, use the Pythagorean Theorem to find the length of the leg. Round to the...Problem 244E:
In the following exercises, use the Pythagorean Theorem to find the length of the leg. Round to the...Problem 245E:
In the following exercises, use the Pythagorean Theorem to find the length of the leg. Round to the...Problem 246E:
In the following exercises, use the Pythagorean Theorem to find the length of the leg. Round to the...Problem 247E:
In the following exercises, solve using the Pythagorean Theorem. Approximate to the nearest tenth,...Problem 248E:
In the following exercises, solve using the Pythagorean Theorem. Approximate to the nearest tenth,...Problem 249E:
In the following exercises, solve using the Pythagorean Theorem. Approximate to the nearest tenth,...Problem 250E:
In the following exercises, solve using the Pythagorean Theorem. Approximate to the nearest tenth,...Problem 251E:
In the following exercises, solve using rectangle properties. 251. The length of a rectangle is 85...Problem 252E:
In the following exercises, solve using rectangle properties. 252. The length of a rectangle is 26...Problem 253E:
In the following exercises, solve using rectangle properties. 253. A rectangular room is 15 feet...Problem 254E:
In the following exercises, solve using rectangle properties. 254. A driveway is in the shape of a...Problem 255E:
In the following exercises, solve using rectangle properties. 255. The area of a rectangle is 414...Problem 256E:
In the following exercises, solve using rectangle properties. 256. The area of a rectangle is 782...Problem 257E:
In the following exercises, solve using rectangle properties. 257. The width of a rectangular window...Problem 258E:
In the following exercises, solve using rectangle properties. 258. The length of a rectangular...Problem 259E:
In the following exercises, solve using rectangle properties. 259. Find the length of a rectangle...Problem 260E:
In the following exercises, solve using rectangle properties. 260. Find the width of a rectangle...Problem 261E:
In the following exercises, solve using rectangle properties. 261. Find the width of a rectangle...Problem 262E:
In the following exercises, solve using rectangle properties. 262. Find the length of a rectangle...Problem 263E:
In the following exercises, solve using rectangle properties. 263. The length of a rectangle is nine...Problem 264E:
In the following exercises, solve using rectangle properties. 264. The width of a rectangle is eight...Problem 265E:
In the following exercises, solve using rectangle properties. 265. The perimeter of a rectangle is...Problem 266E:
In the following exercises, solve using rectangle properties. 266. The perimeter of a rectangle is...Problem 267E:
In the following exercises, solve using rectangle properties. 267. The width of the rectangle is 0.7...Problem 268E:
In the following exercises, solve using rectangle properties. 268. The length of the rectangle is...Problem 269E:
In the following exercises, solve using rectangle properties. 269. The perimeter of a rectangle is...Problem 270E:
In the following exercises, solve using rectangle properties. 270. The length of a rectangle is...Problem 271E:
In the following exercises, solve using rectangle properties. 271. The length of a rectangle is...Problem 272E:
In the following exercises, solve using rectangle properties. 272. The length of a rectangle is five...Problem 273E:
In the following exercises, solve using rectangle properties. 273. The perimeter of a rectangular...Problem 274E:
In the following exercises, solve using rectangle properties. 274. The perimeter of a rectangular...Problem 275E:
In the following exercises, solve using rectangle properties. 275. A rectangular parking lot has...Problem 276E:
In the following exercises, solve using rectangle properties. 276. A rectangular rug has perimeter...Problem 277E:
Christa wants to put a fence around her triangular flowerbed. The sides of the flowerbed are six...Problem 278E:
Jose just removed the children’s playset from his back yard to make room for a rectangular garden....Problem 279E:
If you need to put tile on your kitchen floor, do you need to know the perimeter or the area of the...Problem 280E:
If you need to put a fence around your backyard, do you need to know the perimeter or the area of...Browse All Chapters of This Textbook
Chapter 1 - FoundationsChapter 1.1 - Introduction To Whole NumbersChapter 1.2 - Use The Language Of AlgebraChapter 1.3 - Add And Subtract IntegersChapter 1.4 - Multiply And Divide IntegersChapter 1.5 - Visualize FractionsChapter 1.6 - Add And Subtract FractionsChapter 1.7 - DecimalsChapter 1.8 - The Real NumbersChapter 1.9 - Properties Of Real Numbers
Chapter 1.10 - Systems Of MeasurementChapter 2 - Solving Linear Equations And InequalitiesChapter 2.1 - Solve Equations Using The Subtraction And Addition Properties Of EqualityChapter 2.2 - Solve Equations Using The Division And Multiplication Properties Of EqualityChapter 2.3 - Solve Equations With Variables And Constants On Both SidesChapter 2.4 - Use A General Strategy To Solve Linear EquationsChapter 2.5 - Solve Equations With Fractions Or DecimalsChapter 2.6 - Solve A Formula For A Specific VariableChapter 2.7 - Solve Linear InequalitiesChapter 3 - Math ModelsChapter 3.1 - Use A Problem-solving StrategyChapter 3.2 - Solve Percent ApplicationsChapter 3.3 - Solve Mixture ApplicationsChapter 3.4 - Solve Geometry Applications: Triangles, Rectangles, And The Pythagorean TheoremChapter 3.5 - Solve Uniform Motion ApplicationsChapter 3.6 - Solve Applications With Linear InequalitiesChapter 4 - GraphsChapter 4.1 - Use The Rectangular Coordinate SystemChapter 4.2 - Graph Linear Equations In Two VariablesChapter 4.3 - Graph With InterceptsChapter 4.4 - Understand Slope Of A LineChapter 4.5 - Use The Slope–intercept Form Of An Equation Of A LineChapter 4.6 - Find The Equation Of A LineChapter 4.7 - Graphs Of Linear InequalitiesChapter 5 - Systems Of Linear EquationsChapter 5.1 - Solve Systems Of Equations By GraphingChapter 5.2 - Solve Systems Of Equations By SubstitutionChapter 5.3 - Solve Systems Of Equations By EliminationChapter 5.4 - Solve Applications With Systems Of EquationsChapter 5.5 - Solve Mixture Applications With Systems Of EquationsChapter 5.6 - Graphing Systems Of Linear InequalitiesChapter 6 - PolynomialsChapter 6.1 - Add And Subtract PolynomialsChapter 6.2 - Use Multiplication Properties Of ExponentsChapter 6.3 - Multiply PolynomialsChapter 6.4 - Special ProductsChapter 6.5 - Divide MonomialsChapter 6.6 - Divide PolynomialsChapter 6.7 - Integer Exponents And Scientific NotationChapter 7 - FactoringChapter 7.1 - Greatest Common Factor And Factor By GroupingChapter 7.2 - Factor Quadratic Trinomials With Leading Coefficient 1Chapter 7.3 - Factor Quadratic Trinomials With Leading Coefficient Other Than 1Chapter 7.4 - Factor Special ProductsChapter 7.5 - General Strategy For Factoring PolynomialsChapter 7.6 - Quadratic EquationsChapter 8 - Rational Expressions And EquationsChapter 8.1 - Simplify Rational ExpressionsChapter 8.2 - Multiply And Divide Rational ExpressionsChapter 8.3 - Add And Subtract Rational Expressions With A Common DenominatorChapter 8.4 - Add And Subtract Rational Expressions With Unlike DenominatorsChapter 8.5 - Simplify Complex Rational ExpressionsChapter 8.6 - Solve Rational EquationsChapter 8.7 - Solve Proportion And Similar Figure ApplicationsChapter 8.8 - Solve Uniform Motion And Work ApplicationsChapter 8.9 - Use Direct And Inverse VariationChapter 9 - Roots And RadicalsChapter 9.1 - Simplify And Use Square RootsChapter 9.2 - Simplify Square RootsChapter 9.3 - Add And Subtract Square RootsChapter 9.4 - Multiply Square RootsChapter 9.5 - Divide Square RootsChapter 9.6 - Solve Equations With Square RootsChapter 9.7 - Higher RootsChapter 9.8 - Rational ExponentsChapter 10 - Quadratic EquationsChapter 10.1 - Solve Quadratic Equations Using The Square Root PropertyChapter 10.2 - Solve Quadratic Equations By Completing The SquareChapter 10.3 - Solve Quadratic Equations Using The Quadratic FormulaChapter 10.4 - Solve Applications Modeled By Quadratic EquationsChapter 10.5 - Graphing Quadratic Equations
Sample Solutions for this Textbook
We offer sample solutions for Elementary Algebra homework problems. See examples below:
More Editions of This Book
Corresponding editions of this textbook are also available below:
ELEMENTARY ALGEBRA VOL 1-2
17th Edition
ISBN: 9781506698205
Elementary Algebra (OER)
17th Edition
ISBN: 9781947172258
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