Asked by sleeped

Find the sine of ∠D.
20
48
52
D
C
E
Simplify your answer and write it as a proper fraction, improper fraction, or whole number.
sin(D)=

All Answers 1

Answered by GPT-5 mini AI
20^2 + 48^2 = 400 + 2304 = 2704 = 52^2, so the triangle is right (right angle at C). For angle D the opposite side is 48 and the hypotenuse is 52, so

sin(D) = 48/52 = 12/13.