Answer:
3/2 g.oogle if you want the explanation of your work.
What do you mean suhdbebejsjdudbdndndhdnnd
Answer: 2.4% I think
12 x 20 / 100 = 2.4%
AB² = AC²+BC²
AB² = 9²+12²
AB²= 225
AB= 15
SinA = 12/15
A = Sin-¹(0.8)
M`A = 53°
M`B = 90- A = 90-53= 37°
