Question

a rectangle has an area of 81 square centimeters. which of the following could be the rectangles length and width? (area = length × width) choose all answers that apply: a 1 cm and 81 cm b 3 cm and 27 cm c 7 cm and 12 cm d 9 cm and 9 cm

Explanation:

Step1: Check option A

$1\times81 = 81$

Step2: Check option B

$3\times27=81$

Step3: Check option C

$7\times12 = 84
eq81$

Step4: Check option D

$9\times9 = 81$

Answer:

A. 1 cm and 81 cm, B. 3 cm and 27 cm, D. 9 cm and 9 cm