ACT Math : How to find the area of a rhombus

Study concepts, example questions & explanations for ACT Math

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Example Questions

Example Question #1 : How To Find The Area Of A Rhombus

A rhombus contains diagonals with the length  and . Find the area of the rhombus.

Possible Answers:

Correct answer:

Explanation:

The equation for the area of a rhombus is given by:

where  and  are the two diagonal lengths. 

This problem very quickly becomes one of the "plug and chug" type, where the given values just need to be substituted into the equation and the equation then solved. By plugging in the values given, we get:

Example Question #102 : Quadrilaterals

Find the area of a rhombus if the diagonals lengths are  and .

Possible Answers:

Correct answer:

Explanation:

Write the formula for the area of a rhombus:

Substitute the given lengths of the diagonals and solve:

Example Question #2 : How To Find The Area Of A Rhombus

Find the area of a rhombus if the diagonals lengths are  and .

Possible Answers:

Correct answer:

Explanation:

Write the formula for finding the area of a rhombus. Substitute the diagonals and evaluate.

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