Answer:
Step-by-step explanation:
∠2= ∠1 { vertically opposite angles}
m,n are parallel lines and a is transverse.
So, ∠3 = ∠2 {corresponding angles}
∠3 = 108
-7( 8n - m )
- 7 × 8n + 7× m
-56n + 7m
Area = length × breadths