Question

1. modeling real life the front door of a house is painted white and blue. each window is a square with a side length of 7 inches. what is the area of the door that is painted blue?

Explanation:

Step1: Recall area formula for a square

The area formula for a square is $A = s^2$, where $s$ is the side - length of the square.

Step2: Identify side - length value

The side - length of each window (the blue - painted part) is $s = 7$ inches.

Step3: Calculate the area

Substitute $s = 7$ into the formula: $A=(7)^2=49$ square inches.

Answer:

49 square inches