Question

e. area: $12×3 = (6×2)×3$
$= 6×2×3$
$= \underline{quad} × \underline{quad}$
$= \underline{quad}$
area: $\underline{quad}$ sq cm
e number side lengths for a rectangle with an area of 36

Explanation:

Step1: Rearrange factors

$6 \times (2 \times 3)$

Step2: Calculate inner parentheses

$6 \times 6$

Step3: Compute final product

$36$

Step4: Identify side lengths

The original area formula is $12 \times 3$, so the side lengths are 12 cm and 3 cm.

Answer:

Side lengths: 12 cm, 3 cm
Area calculation blanks: $6 \times 6$, $36$
Area: 36 sq cm