Answer:
I suck at math so sorry
Elena’s MAD: 2
Step-by-step explanation:
24 ÷ 12 = 2
658-10=648
subtract 10 from 658.
this angle is a right angle(90°)
and one of the 2 angles is 30
3x+30=90
3x=90-30
3x=60
x=20
==> B
144 hope it helps