Answer:
50 cm²
Step-by-step explanation:
The area of a trapezoid can be figured from the formula
A = (1/2)(b1 +b2)h
Filling in the given numbers and doing the arithmetic, we get ...
A = (1/2)(10.2 +9.8)(5) = 50 . . . . square centimeters
The area is 50 cm².
