Area of Triangles and Composite Figures

Calculate the area of the triangle.

• 25 sq ft

• 30 sq ft

• 32.5 sq ft

• 78 sq ft

The length of the base of a right triangle is 24 centimeters, and the height is 18 centimeters. What is the area of the triangle?

• 42 sq cm

• 84 sq cm

• 216 sq cm

• 432 sq cm

What is the area of the figure?

• 18 yd²

• 54 yd²

• 72 yd²

• 90 yd²

What is the area of the figure?

• 36 sq cm

• 48 sq cm

• 90 sq cm

• 102 sq cm

Find the area of the figure.

• 21 sq yd

• 35 sq yd

• 49 sq yd

• 70 sq yd

Find the area of the figure.

• 41 sq yd

• 65 sq yd

• 80 sq yd

• 90 sq yd

Mike is building a new deck in his backyard with the dimensions shown in the diagram. He needs to determine how many square feet of lumber needs to be purchased. Find the total area of the deck.

• 25 square feet

• 50 square feet

• 75 square feet

• 125 square feet

The measure of the number of unit squares needed to cover a surface area without any gaps or overlaps

• ruler

• perimeter

• area

• volume

What is the area?

• 12 cm²

• 14

• 14 cm²

• 24 cm²

Find the area of the triangle.

• 108 cm

• 540 cm

• 108 cm²

• 54 cm²