Answer:
if the red line is included it is a. if the red line is excluded it is C. I believe.
1400 ÷ 20 = 70
~Hope this helps!
A=7
Step-by-step explanation:
A=1/2h(b1+b2)
plug in what you know
A=1/2x2(3+4)
PEMDAS
A=1/2x2(7)
A=1/2x14