Elementary Algebra 17th Edition
ISBN: 9780998625713
Author: Lynn Marecek, MaryAnne Anthony-Smith
Publisher: Lynn Marecek, MaryAnne Anthony-Smith
1 Foundations 2 Solving Linear Equations And Inequalities 3 Math Models 4 Graphs 5 Systems Of Linear Equations 6 Polynomials 7 Factoring 8 Rational Expressions And Equations 9 Roots And Radicals 10 Quadratic Equations Chapter3: Math Models
3.1 Use A Problem-solving Strategy 3.2 Solve Percent Applications 3.3 Solve Mixture Applications 3.4 Solve Geometry Applications: Triangles, Rectangles, And The Pythagorean Theorem 3.5 Solve Uniform Motion Applications 3.6 Solve Applications With Linear Inequalities Chapter Questions Section3.4: Solve Geometry Applications: Triangles, Rectangles, And The Pythagorean Theorem
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... Problem 281E: Look at the two figures below. (a) Which figure looks like it has the larger area? (b) Which looks... Problem 282E: Write a geometry word problem that relates toyour life experience, then solve it and explain all... Problem 3.70TI: The lengths of two sides of a triangular window are seven feet and five feet. The perimeter is 18...
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Concept explainers
Logan has a garden in the shape of a sector of a circle ; the outer rim of the garden is 25 feet long and the central angle of the sector is 50°. She wants to add a 3-foot-wide walk to the outer rim. How many square feet of paving blocks will she need to build the wall?
Two-dimensional figure measured in terms of radius. It is formed by a set of points that are at a constant or fixed distance from a fixed point in the center of the plane. The parts of the circle are circumference, radius, diameter, chord, tangent, secant, arc of a circle, and segment in a circle.
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