153k views
3 votes
11. The length of a rectangle is decreased by 25%

and the width is increased by 40%. Calculate
the percentage change in the area of the
rectangle.

1 Answer

4 votes

Answer:

Explanation:

given.quesion.

The length of a rectangle is decreased by 25% and the width has increased by 40% calculate the percentage change in the area of the rectangle

to. find.

area of the rectangle

given

decreased. 25•/•

increased.40•/•

solusion

Length = L

Breadth = B

Original area = L x B

New area = A = L x (1 - 25%) x B x (1 + 40%)

A = L x B x 0.75 x 1.40 = L x B x 1.05

Therefore the area of the rectangle has increased by 5%.

required answer.

5•/•

answer. with. explamation. in. attachment.

hope. it's. helps. you.

11. The length of a rectangle is decreased by 25% and the width is increased by 40%. Calculate-example-1
11. The length of a rectangle is decreased by 25% and the width is increased by 40%. Calculate-example-2
User Rajohan
by
6.3k points