Question

analia says she can find the area of the polygon shown by adding the area of a parallelogram the area of a triangle. let’s use analia’s method to find the area of the polygon.
first, find the area of the parallelogram.
area of parallelogram = 15 square units
now, find the area of the triangle.
area of triangle = 3 square units
what is the area of the shaded polygon?
area of polygon = \square square units

Explanation:

Step1: Add areas of shapes

Area of polygon = Area of parallelogram + Area of triangle = $15 + 3$

Answer:

18