Pre-Algebra : Area of a Triangle

Study concepts, example questions & explanations for Pre-Algebra

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Example Questions

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Example Question #101 : Geometry

The base of a triangle is  inches, and the height of the triangle is  inches.  What is the area of the triangle?

Possible Answers:

 square inches

 square inches

 square inches

 square inches

 square inches

Correct answer:

 square inches

Explanation:

To find the area of a triangle, multiply the base by the height, and divide by two.  The best answer is:

 square inches

Example Question #31 : Area Of A Triangle

The base of a triangle is  inches, and the height of the triangle is  inches.  What is the area of the triangle?

Possible Answers:

 square inches

 square inches

 square inches

 square inches

 square inches

Correct answer:

 square inches

Explanation:

To find the area of a triangle, multiply the base by the height, and divide by two.  The best answer is:

 square inches

Example Question #101 : Geometry

The base of a triangle is  inches, and the height of the triangle is  inches.  What is the area of the triangle?

Possible Answers:

 square inches

 square inches

 square inches

 square inches

 square inches

Correct answer:

 square inches

Explanation:

To find the area of a triangle, multiply the base by the height, and divide by two.  The best answer is:

 square inches

Example Question #32 : Area Of A Triangle

Find the area of a triangle with a base of 4cm and a height that is two times the base.

Possible Answers:

Correct answer:

Explanation:

The formula to find the area of a triangle is

where is the base and h is the height.  We know the base of our triangle is 4cm.  We know the height is two times the base, so the height is 8cm.  Now, we substitute

Therefore, the area of the triangle is .

Example Question #32 : Area Of A Triangle

The base of a triangle is  inches, and the height of the triangle is  inches.  What is the area of the triangle?

 

Possible Answers:

 square inches

 square inches

 square inches

 square inches

 square inches

Correct answer:

 square inches

Explanation:

To find the area of a triangle, multiply the base by the height, and divide by two.  The best answer is:

 square inches

Example Question #31 : Area Of A Triangle

The base of a triangle is  inches, and the height of the triangle is  inches.  What is the area of the triangle?

Possible Answers:

 square inches

 square inches

 square inches

 square inches

 square inches

Correct answer:

 square inches

Explanation:

To find the area of a triangle, multiply the base by the height, and divide by two.  The best answer is:

 square inches

Example Question #32 : Area Of A Triangle

The base of a triangle is  inches, and the height of the triangle is  inches.  What is the area of the triangle?

Possible Answers:

 square inches

 square inches

 square inches

 square inches

 square inches

Correct answer:

 square inches

Explanation:

To find the area of a triangle, multiply the base by the height, and divide by two.  The best answer is:

 square inches

Example Question #31 : Area Of A Triangle

The base of a triangle is  inches, and the height of the  triangle is  inches.  What is the area of the triangle?

Possible Answers:

 square inches

 square inches

 square inches

 square inches

 square inches

Correct answer:

 square inches

Explanation:

To find the area of a triangle, multiply the base by the height, and divide by two.  The best answer is:

 square inches

Example Question #111 : Geometry

A triangle with a base of 14 inches and height of 22 inches has an area of what?

Possible Answers:

Correct answer:

Explanation:

The formula for the area of a triangle is:

Example Question #32 : Area Of A Triangle

If Joan has a triangle-shaped plot for her garden, with the base measuring 3 ft and the heigh measuring 4 ft, what is the area of her garden?

Possible Answers:

 

 

 

 

Correct answer:

 

Explanation:

To find the area of a triangle, use the formula or 

 



 square ft

or


 square ft

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