A rectangle is three times as long as it is wide if it's perimeter is 56cm.find the width of the rectangle
2 answers:
the length is 3W cm. THerefore, the perimeter is 2*(3W + W) = 8W = 56 So W = 7 cm.
Answer:
I'm answering the question that u have posted in comment.
Step-by-step explanation:
let the age of her daughter be x
now,
3x-6=36
3x=36-6
x=30/3
x=10
so, the age of her daughter is 10years.
hope it helps.
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