High School Math : How to find the area of a triangle in pre-algebra

Study concepts, example questions & explanations for High School Math

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Example Questions

Example Question #11 : How To Find The Area Of A Triangle In Pre Algebra

What is the area of a triangle with a base of  and a height of ?

Possible Answers:

Correct answer:

Explanation:

To find the area of a triangle, use the equation:

Substitute the given values for base and height into the equation:

Example Question #12 : How To Find The Area Of A Triangle In Pre Algebra

Find the area of a triangle with a base of 3 inches and a height of 14 inches. 

Possible Answers:

Correct answer:

Explanation:

Apply the formula for the area of a triangle:

A = 3 * 14 * (1/2) = 21

Make sure that your units are squared.

 

Example Question #13 : How To Find The Area Of A Triangle In Pre Algebra

Find the area of a triangle with a base of 16 meters and a height of 4 meters. 

Possible Answers:

Correct answer:

Explanation:

Area of a triangle = 

 = (1/2) * 16 * 4

 = 32

Example Question #14 : How To Find The Area Of A Triangle In Pre Algebra

What is the area of this triangle?

Question_1

Possible Answers:

Correct answer:

Explanation:

The area of a triangle can be calculated using this equation .

In this question, the base, , is . The height, , is .

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