Review Area of Parallelograms and Triangles and Trapezoids

Which formula could be used to find the area of the trapezoid?

Answer explanation

Use the Trapezoid formula. Substitute the known values for the variables.

Which formula should be used to find the area of a trapezoid?

Answer explanation

Refer to your formula chart.

In a trapezoid, the bases are always_________.

• congruent

• parallel

• perpendicular

Answer explanation

The bases of a trapezoid are the two parallel sides.

They are always opposite each other.

Find the area.

• 27.3 mi²

• 54 mi²

• 27 mi²

• 54.6 mi²

Answer explanation

Norah bought a triangular rug that was 3 feet long and 5 feet tall. Which formula would Norah use to determine how much area her rug would cover?

Answer explanation

Norah bought a triangular rug that was 3 feet long and and 5 feet tall. How much area did her rug cover?

Answer explanation

What is the base of a triangle that has an area of 99 m² and a height of 18 m?

• 11 m

• 5.5 m

• 27.5 m

• 891 m²

Answer explanation

Determine the height of a parallelogram with the given measurements:

Area = 49 m²

Base = 7 m

Height = ?

• 7 m

• 42 m

• 343 m

• 8 m

Answer explanation

What is the area of this parallelogram?

• 20 units²

• 32 units²

• 40 units²

• 24 units²

Find the area of the figure

• 60 in²

• 120 in²

• 23 in²

• 115 in²