Question

12
6. In the figure
if
mB-90, then m?
(1) 15 (2) 18
14112
C
A​

Answer 1

Answer:

A=?

B=9

C=12

m+3

Step-by-step explanation:

9+12=21

21+3=24

we should subract of part

A=12

m=12

IT is use ful to you please mark as a brainiest answer