Question

if length and breadth of rectangle are doubled, then it's area is increased by how much, give solution also​

Answer 1

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Answer 2

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Q)

If Length of the rectangle is halved and breadth is doubled then the area of the rectangle remains the same. State True Or False

( A ) True

( B ) False

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A)

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Area of a rectangle = Length × Breadth

Let the length of the rectangle = l

Breadth = b

Area = l×b=lb -----(1)

Given Lenght is halved ⇒l2

Breadth is doubled = 2×b=2b

Area = l2×2b=lb -------(2)

Hence Equation (1} = Equation (2}

⇒ Area Remains the same