It is

The equation for area of a trapezoid is

Substituting our values in

We can then simplify the expression

Answer:
30.72
Step-by-step explanation:
Answer:
<em>Good L</em>uck!
Step-by-step explanation:
Answer:
7.222 (repeating)
Step-by-step explanation:
8 + 10 + 8 + 5 + 4 + 7 + 5 + 10 + 8 = 65
1 2 3 4 5 6 7 8 9
65 / 9 = 7.222 (repeating)