Area of a Triangle Worksheet

Calculate the area of various triangles using the formula A = 1/2 × base × height, including right, acute, and obtuse triangles.

Grade 7 Math GeometryAreaArea of a Triangle

Use This Worksheet

Includes

2 Short AnswerFill in the BlanksMultiple Choice

Standards

CCSS.MATH.CONTENT.6.G.A.1

Topics

mathgeometryareatrianglegrade 7

6 sections · Free to use · Printable

Area of a Triangle

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Read each question carefully and calculate the area of each triangle. Remember the formula for the area of a triangle: A = 1/2 × base × height.

1. Find the area of the triangle below.

Area:

2. Calculate the area of a right-angled triangle with a base of 12 meters and a height of 7 meters.

Area:

3. The formula for the area of a triangle is A = 1/2 × × .

4. If a triangle has a base of 15 cm and an area of 60 cm², its height must be cm.

5. Which of the following units is used to measure the area of a triangle?

Centimeters (cm)

Cubic centimeters (cm³)

Square centimeters (cm²)

Meters (m)

6. A triangular garden has a base of 8 feet and a height of 5 feet. What is the area of the garden?

7. A triangular sail has an area of 24 square meters. If its base is 6 meters, what is the height of the sail?

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