Question

part 2 - arithmetic reasoning question 11 of 15 a square room has a 12 - foot long wall. what is the floor area? a 24 sq. ft. b 48 sq. ft. c 140 sq. ft. d 144 sq. ft. click the button or type the letter next to your answer. next >>

Explanation:

Step1: Recall the formula for the area of a square

The area of a square is \(A = s^2\), where \(s\) is the side - length of the square.

Step2: Identify the side - length

Given that the side - length \(s = 12\) feet.

Step3: Calculate the area

Substitute \(s = 12\) into the formula: \(A=(12)^2=12\times12 = 144\) square feet.

Answer:

D. 144 sq. ft.