Question

Helpp

Answer 1

Hello @zarkam21, what you need help with

Answer 2

Do you remember the formula for the area of a trapezoid?

Answer 3

No not really

Answer 4

It is, \[S=\frac{(B+b)h}{2}\], where B is the "big base", b is the "small base" and h is the height. You have all this data in the graph.

Answer 5

Do you know how to use the data with the formula?

Answer 6

In this case, you should use B=11, b=8 and h=4. You will find then S=38 square units.

Answer 7

So 38?