Area of Complex Polygons

The space inside of a flat figure (measured in square units)

• volume

• circumference

• area

• composite figure

Find the area of the trapezoid.

• 18 m²

• 165 m²

• 84 m²

• 22.5 m²

Find the area.

• 126 ft²

• 39 ft²

• 156 ft²

• 80 ft²

Mrs. Miller has a trapezoid shaped poster. Its bases are 18 inches and 10 inches and the height is 7 inches. How many square inches would she need to cover the poster with paint?

• 98 in²

• 196 in²

• 35 in²

• 42 in²

A four-pointed star is created by four isosceles triangles and a square. If the height of each triangle is 6 cm and one side of the square is 4 cm, what is the area of the star?

find the area

• 19.5

• 78

• 39

• 27

What is the area of this shape?

• 56 cm²

• 50 cm²

• 78 cm²

• I have no idea how to do this. I need to come to tutoring.

Find the area.

• 60 in

• 60 in²

• 50 in

• 50 in² 

Find the area.

• 108 cm sq

• 60 cm

• 432 cm sq

• 216 cm sq

Decompose this irregular figure and find its total area.

• 162 in2

• 27 in2

• 17 in2

• 24 in2