Answer:
sin θ = 9 / 36 = 1/4
θ = 14.48 deg (ans C)
what the formula to solve this
Step-by-step explanation:
n = - 10
10(-3n + 8) = 380
-30n + 80 = 380
80 - 380 = 30n
30n = - 300
n = - 300 : 30