Lisa has not yet learned how to stop on ice skates, so she just skates straight across the circular rink until she reaches a wall. If she starts at P, turns 75° at Q, and turns 100° at R, find how many degrees she must turn at S to go back to her starting point.
Lisa has not yet learned how to stop on ice skates, so she just skates straight across the circular rink until she reaches a wall. If she starts at P, turns 75° at Q, and turns 100° at R, find how many degrees she must turn at S to go back to her starting point.
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter1: Trigonometry
Section1.8: Applications And Models
Problem 5ECP
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Ratios
A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.
Trigonometric Ratios
Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.
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Lisa has not yet learned how to stop on ice skates, so she just skates straight across the
circular rink until she reaches a wall. If she starts at P, turns 75° at Q, and turns 100° at R, find how many degrees she must turn at S to go back to her starting point.
Transcribed Image Text:P.
75°
100°
R.
o she just skates straight across the
P, turns 75° at Q, and turns 100° at R, find
her starting point.
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