25. AABC is an isosceles triangle with vertex angle C and altitude CD. Find m∠2 if m∠1 = (4x + 1)° and m/2 = (2x + 7)˚. 4x+1=23+7 A.4 B. 13 C.22 D.3 -gy A 5 3 4 D B
25. AABC is an isosceles triangle with vertex angle C and altitude CD. Find m∠2 if m∠1 = (4x + 1)° and m/2 = (2x + 7)˚. 4x+1=23+7 A.4 B. 13 C.22 D.3 -gy A 5 3 4 D B
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.2: The Law Of Cosines
Problem 3E
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