the length of a rectangle is twice its width and its area is 98 m² find Length and width.
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Step-by-step explanation:
let width be a
•°•length will be 2a
area of rectangle
l×b=98
2a×a=98
a×a=98÷2
a^2=49
a=7
•°• length is 2a that is 2×7=14
and width is 7
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