Question

In ΔRST, s = 70 inches, t = 46 inches and ∠R=109°. Find ∠T, to the nearest degree.

Answer 1

T = \cos^{-1}(0.890172999145)\approx 27.105\approx 27^{\circ}

T=cos

−1

(0.890172999145)≈27.105≈27

∘

Explanation: