Date Class Use a protractor to draw an angle with a measure of 165°. 4. BD bisects DABC, m ABD =, and m DBC=(y+4)°. Find m ABC 100 110 120 1 90 80 70 80 70 60 120 110 100 60 60 40 130 140 50 150 40 6. m WYZ= (2x- 5)° and mOXYW= (3x + 10)°. Find the value of x. W X Y Z 30 150 140
Date Class Use a protractor to draw an angle with a measure of 165°. 4. BD bisects DABC, m ABD =, and m DBC=(y+4)°. Find m ABC 100 110 120 1 90 80 70 80 70 60 120 110 100 60 60 40 130 140 50 150 40 6. m WYZ= (2x- 5)° and mOXYW= (3x + 10)°. Find the value of x. W X Y Z 30 150 140
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.1: Angles
Problem 2E
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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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