Respuesta :
Answer:
5 units
Step-by-step explanation:
Formula for finding the area of a trapezoid is : A= 1/2(h)(b1 + b2)
Plug the numbers you are given from the word problem into the formula: 80 = 1/2(x)(16+16)
Simplify : 80 = 1/2(x)(32)
80 = 16(x)
5 = x
So, our answer is 5. Hope you understand!