Question

Find the area of rectangle whose length is four times its breadth and the breadth is 3a

Answer 1

let length =4×3 a =12 a
breadth =3a
area of rectangle = length × breadth
12a×3a
36a
$12a \times 3a = 36a = \:area \: of \: retangle$

Answer 2

Answer:

Let length =4*3a=12a

breadth=3a

Area= length*breadth

12a*3a

36a

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