hello
please help me
manju has a square piece of paper. she folds it in half to a rectangle and then in half again to form a second rectangle (not a square). if the perimeter of the second rectangle is 30 .what is the area of the original square paper?
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Answer:
LET THE side length of the original square = L
SIDE LENGTH AFTER FOLDING INTO TWO HALVES = L/4
PERIMETER OF THE TWICE FOLDED PAPER = P = 2.L + 2 x L/4 = 5 L/2
5 L/2 = 30 THEREFORE L = 12 CM
AREA OF THE ORGINAL SQUARE = A = L2 =144 CMSQ
Step-by-step explanation:
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