The garden is 9m wide and 3 times longer. Calculate the perimeter and area.
| December 18, 2020 | education
Width – 9 m
Length -?, 3 times more than width
To find:
R – ?
S -?
Decision:
9m * 3 = 27m – length
P = 2 * (a + b)
S = a * b
We take the width as a, and the length as b
P = 2 * (9m + 27m) = 72m
S = 9m * 27m = 243m squared
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