A picture is painted on a square cardboard having perimeter 26 cm such that there is a margin of 1 cm along each of its side . Find the total area of the margin
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Answer:
Step-by-step explanation:
4a=26
a=6.5
area of square =a^2
=6.5^2
if its margin is 1 cm
it means side of painting =6.5-1
5.5
area of painting =side^2
5.5^2
area of margin=area of square -area of painting
6.5^2-5.5^2
(6.5+5.5)(6.5-5.5)
12×1
12cm
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2
Step-by-step explanation:
lol you got your answer sorry for the copying the upper answer anyways have a nice day
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