Question

find the area.
20 in
12 in
a = ? in²

Explanation:

Step1: Recall rectangle area formula

The area of a rectangle is $A = l \times w$, where $l$ is length, $w$ is width.

Step2: Substitute given values

Substitute $l=20$ in, $w=12$ in:
$A = 20 \times 12$

Step3: Calculate the product

$A = 240$

Answer:

$240$ $\text{in}^2$