Question

1. solve for x. area = 45 un²

answer:

Explanation:

Step1: Set up area formula

The figure is a rectangle, so area is $\text{Area} = x \times 5$

Step2: Substitute given area

$45 = 5x$

Step3: Solve for x

$x = \frac{45}{5}$

Answer:

$x = 9$