Answer:
Hello! answer: 18
Step-by-step explanation:
AC = 27 DF = 9 those are both the bottom sides of the triangles so we can find AB with this info so... 27 ÷ 9 = 3 DE = 6 6 × 3 = 18 therefore AB = 18 hope that helps!
a. 32.5
b=22°
because b+42=b+b-20
b+42=2b-20
b-2b=-20-42
-b=-22
