Lucy makes a rectangle with a perimeter of 42cm. The length is twice the width. Calculate the area of her rectangle.
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Answered by
1
Step-by-step explanation:
Let the breadth be x.
Then the length will be 2x .
Area =2×(2x+x)=42
6x=42
x=7
b=7,l=14
Answered by
0
Answer: 98cm2
Step-by-step explanation:
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