Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.1: Angles
Problem 4E
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Question
In the applet above right triangle ABC is drawn with a 72° angle . For right triangles with an angle of 72°, the ratio of the side opposite the 72° angle compared to the hypotenuse is (opp/hyp)=19/20. If the hypotenuse, BC, has a length of 100, what is the length of the side opposite the 72° angle?
AC=?
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