Answer:
D.
Step-by-step explanation:
m<F = m<B - Corresponding Angles Theorem
m<B + m<A = 180 - Adjacent Angles Theorem
180 - 105 = m<A
75 = m<A; therefore, m<A = 75.
17
180= 90+30+20x 90+30=120 180-120= 60
20x=60 x=3
48.8 per calculator
Hope this helps
its d
