Question:
The diagram shows a right -angle and a parallelogram. The area of the parallelogram is 5 times the area of the triangle. The perpendicular height of the parallelogram is h. Find h
Answer:

Explanation:
Given
Triangle


Parallelogram


Calculate the area of the triangle



When multiplied by 5, gives the area of the parallelogram.
So:
The area of Parallelogram is:


This gives:

Make h the subject


