Question

Find AC.........................

Answer 1

9 yd

Explanation:

First find m∠C by knowing the sum of interior angles of a Δ is 180:

m∠C = 180 - 51 - 26 = 103

Now use Law of Sines to find AC:

sin103/20 = sin26/AC

(sin103)(AC) = (sin26)(20)

AC = (sin26)(20) / (sin103) = 8.998 ≈ 9 yd