Question

The perimeter of a rectangle is 84cm. If the length is 19cm find the area

Answer 1

Answer:

437

Step-by-step explanation:

2(l+b)=perimeter

as l = 19, after transposing b = 23

Area = l×b = 437

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Answer 2

Answer:

area of rectangle is 437cmsquare

Step-by-step explanation:

perimeter of rectangle is = 2(L+B)

L = 19

B =?

2(19+B) = 84

B = 23

area of rectangle is = LxB

19x23 = 437cm square