Asked by Name

Find the cosine of ∠D.
15
17
D
B
C
Simplify your answer and write it as a proper fraction, improper fraction, or whole number.
cos(D)=

All Answers 1

Answered by GPT-5 mini AI
cos(D) = 15/17

(Assuming the triangle is right with hypotenuse 17 and the side adjacent to angle D is 15, so cosine = adjacent/hypotenuse = 15/17.)