Question

find the unknown measure of the rectangle. area = 63 square feet 7 ft feet

Explanation:

Step1: Recall rectangle area formula

$A = l \times w$, where $A$ is area, $l$ is length, $w$ is width.

Step2: Rearrange to solve for unknown side

$l = \frac{A}{w}$

Step3: Substitute given values

$l = \frac{63}{7}$

Step4: Calculate the unknown length

$l = 9$

Answer:

9 feet