Question

If the length and breadth of a rectangle are doubled, the area of the rectangle will be _______ the original area.

Answer 1

Answer:

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Answer 2

Answer:

4

Step-by-step explanation:

let the original length = l

bredth= b

original area of rectangle = l×b = lb

now, length and bredth are doubled

=) length = 2l

bredth = 2b

area of rectangle = l× b = 2l× 2b = 4 lb

here, the area has increased by 4 times