Help make Length of a rectangle 15 cm, and width is a third is frequent its lengths. Draw this rectangle. Find its perimeter and the area

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15:3*1=5sm width (15+5) *2=40sm perimeter 15*5=75sm2 ploshchadshirina = 15:3=5 cm Perimeter = (15+5) *2=40 cm Area = 15*5 = 75 cm of quarter.
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