pls anwnser for all my points it will help me so much

Answer:
The answer is 17.5 in.
Step-by-step explanation:
The formula is ((a+b)*h)/2=(3+4)*5=35/2=17.5 in.
Answer:
A = 17.5 in^2
Step-by-step explanation:
The area of a trapezoid is found by
A = 1/2 (b1+b2) *h
b1 = 4 in
b2 = 3 in
h = 5 in
A = 1/2((4+3) *5
A = 1/2(7)*5
A = 1/2(35)
A = 17.5 in^2