1. The sides of a rectangle are 10 cm and 8cm. Ifthe longer sides are decreased

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1. The sides of a rectangle are 10 cm and 8cm. Ifthe longer sides are decreased by 10% and the shorter sides areincreased by 10%, what is the number of square centimeters in thearea of the resulting rectangle?       longer side  10x10%=1      10-1=9       shorter side   8x10%=0.8     8+0.8=8.8    area ofrectangle=9x8.8=79.2cm^2                       Am I right?    Please, check for me. Thankyou! 1. The sides of a rectangle are 10 cm and 8cm. Ifthe longer sides are decreased by 10% and the shorter sides areincreased by 10%, what is the number of square centimeters in thearea of the resulting rectangle?       longer side  10x10%=1      10-1=9       shorter side   8x10%=0.8     8+0.8=8.8    area ofrectangle=9x8.8=79.2cm^2                       Am I right?    Please, check for me. Thankyou!

Explanation / Answer

Right again!

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