Area
of rectangle is 60m2. Find its perimeter if width is 4m.
Solution
A
= L x w
60
= L x 4
60 = 4L
4 4
15
= L
Now;
P =2(L + w)
=
2(15 + 4)
=
2 x 19
=
38m
Hence
perimeter is 38m
TRY
THIS………..
Area
of rectangle is 85m2. Find its perimeter if width is 5m.
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