MathLab with Mr. Ahmed

MathLab with Mr. Ahmed is a math learning website by Ahmed Amasha, a mathematics teacher teaching the American curriculum. Explore Algebra 2, Precalculus, Calculus, and SAT and PSAT Math Prep through lessons, focused practice and printable resources.

MathLabwith Mr. Ahmed
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Area and volume

Question 1 of 3

Know the idea

A rectangle has a length of 1313 centimeters and a perimeter of 4242 centimeters. What is the area of the rectangle, in square centimeters?
Worked example
Perimeter: 2(13+w)=422(13 + w) = 42, so w=8w = 8. Area =13×8=104= 13 \times 8 = 104.
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A rectangle has a length of 1515 centimeters and a perimeter of 4646 centimeters. What is the area of the rectangle, in square centimeters?