Question

Estimate the area of the irregular shape. Explain your method and show your work! (3 Points)

Answer 1

31 units
the outer part,try to combines pieces that would make one unit and count

Answer 2

The answer is 27.5 units.

Explanation:

The shape looks like trapezoid which corners are at below points:

A(-3,3)

B(-3,-4)

C(2,-2)

D(2,2)

To calculate surface of this trapezoid, we can use the formula below:

`S=(CD+AB)*h/2`

Where:

CD=4 unit

AB=7 unit

h=5 unit

`S=(4+7)*5/2=27.5`