Question

please answer my question no.4

Answer 1

a) using angle sum property.
b)using angle sum property.
C) given:<A=<C so. A=75° and C= 75°
so.B=180-(A+C)
B= 180-(75+75)
B= 180-150
B=30°
D) using angle sum property.
E) each angle is 60°