the diagonal of a square is 12√2cm .Find its perimeter
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Answered by
65
diagonal of a square=length√2
∴length=(12√2÷√2)cm=12cm
∴perimeter=(4×12)cm=48cm
∴length=(12√2÷√2)cm=12cm
∴perimeter=(4×12)cm=48cm
Answered by
45
hey,
area of square = ½ * d²
= ½ * 12√2²cm
= 144cm²
side of square = √ area
= √144
= 12cm
perimeter of square = 4 * side
= 4 * 12cm
= 48cm
hope it's help you...
area of square = ½ * d²
= ½ * 12√2²cm
= 144cm²
side of square = √ area
= √144
= 12cm
perimeter of square = 4 * side
= 4 * 12cm
= 48cm
hope it's help you...
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