Question

Q. Find missing angle

Answer 1

Tan x = opp/ adj

Tan x = 15 / 12

Tan x = 1.25

Angle = 51.34

C. 51 degrees

HOPE ITS HELPS..!!

Answer 2

c =√a2 + b2=√152 + 122=√369=19.20937

∠α =arcsin(a)c= arcsin(15)19.209372712299=arcsin(0.78086880944303) = 51.34° = 51

answer is C