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the length of a rectangle is four times it’s width.if the perimeter is 70cm. Calculate the length and area of the rectangle
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the length of a rectangle is four times it’s width.if the perimeter is 70cm. Calculate the length and area of the rectangle
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Mathematics
4 years
2021-07-31T22:00:43+00:00
2021-07-31T22:00:43+00:00 1 Answers
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Answers ( )
Step-by-step explanation:
width of rectangle(w)=x let
length (l)=4x
perimeter of rectangle=70
2(l+w)=70
2(4x+x)=70
8x+2x=70
10x=70
x=70/10
x=7
again,
area of rectangle =l×w
hope it helps.