Area of Parallelograms, Triangles, Trapezoids

Multiple Choice

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

• $$A=bh$$

• $$A=\frac{1}{2}bh$$

• $$A=\frac{1}{2}\left(b_1+b_2\right)h$$

Multiple Choice

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

• $$A=bh$$

• $$A=\frac{1}{2}bh$$

• $$A=\frac{1}{2}\left(b_1+b_2\right)h$$

Multiple Choice

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

• $$A=bh$$

• $$A=\frac{1}{2}bh$$

• $$A=\frac{1}{2}\left(b_1+b_2\right)h$$

Multiple Choice

In a trapezoid, the bases are always_________.

• congruent

• parallel

• perpendicular

Multiple Choice

Find the area.

• 27.3 mi²

• 54 mi²

• 27 mi²

• 54.6 mi²

Multiple Choice

What is the area of this rectangle?

• 29 in²

• 58 in²

• 180 in²

Multiple Choice

What is the area of this parallelogram?

• 38 m²

• 56 m²

• 77 m²

• 88 m²

Multiple Choice

What is the area of the trapezoid?

• 40 m²

• 22.5 m²

• 26 m²

• 36 m²

Multiple Choice

What is the value of the base (b) of this triangle?

• 5 m

• 10 m

• 32 m

• 160 m

Multiple Choice

What is the area of this trapezoid?

• 48 m²

• 68 m²

• 88 m²

• 136 m²

Multiple Choice

Penny's garden has a fountain in the middle that has a base of 5 in. and the height is 9 in. The garden around it has a base of 16 in. and the height is 5 in. What is the area of the garden?

• 80 in

• 35 in²

• 35 cm²

• 80 in²

Multiple Choice

What does area mean?

• the distance around a shape
• half the distance around a shape
• the amount of space outside a shape
• the amount of space inside a shape

Multiple Choice

Find the area of a trapezoid with bases of 5 feet and 7 feet, and a height of 3 feet.

• 18 ft²

• 36 ft²

• 72 ft²

• 40 ft²

Multiple Choice

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

• $$7\frac{1}{2}\ ft$$

• $$15\ ft^2$$

• $$7\frac{1}{2}\ ft^2$$
  

Multiple Choice

What is the area of the shaded region?

• 14 m²

• 120 m²

• 106 m²

• 134 m²

Multiple Choice

What is the area of a triangle that has a base of 11 m and a height of 18 m?

• 29 m²

• 15.5 m²

• 198 m²

• 99 m²

Multiple Choice

Determine the height of a parallelogram with the given measurements:

Area = 49m²

Base = 7m

Height = ?

• 7 m

• 42 m

• 343 m

• 8 m