Each of the congruent legs of an isosceles triangle is 20 cm long. The measure of the vertex angle is 40°. Find the height of the triangle to the nearest tenth.
Each of the congruent legs of an isosceles triangle is 20 cm long. The measure of the vertex angle is 40°. Find the height of the triangle to the nearest tenth.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 70E
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