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3 votes
A rectangle has an area of 65cm^2 and a length of 13cm. find the perimeter of this rectangle.

2 Answers

7 votes

p=2(l+w)

perimeter (p)

width (w)

length (l)

User Bitops
by
5.9k points
4 votes

Using the formulas:
A=wl
P=2(l+w)

Solve for P:
P=2l+2(A/l)
2*13*2*65/13= 36cm
User Gustav Barkefors
by
5.6k points