### All ACT Math Resources

## Example Questions

### Example Question #1 : How To Find The Area Of An Acute / Obtuse Triangle

The base of a triangle is and the area is . The height of the triangle is then decreased by . What is the final area of the triangle?

**Possible Answers:**

**Correct answer:**

Explanation:

The formula for the area of a triangle is

.

If the area is equal to 48 cm^{2} and the base is 8 cm, then the initial height is:

If 12 is decreased by 75% then

, and . The final height is 3 cm.

Therefore the final area is

.

### All ACT Math Resources

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