Question

What is the area of a square computer screen with 21 inch sides

Answer 1

84 is the area of the computer screen

Answer 2

Hi there! I can totally help you out on this one!
Answer-441 square inches.
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I will work it out for you!
Area of the computer screen = (Side)^2
                                               = (21)^2 inches square
                                               = 441 inches^2
Mark Brainliest please! Have a nice day.