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Shudit Sood

· started a discussion

· 1 Months ago

diffrence (Question: 368406.0 )

what if i take difference between rectangle and square

Question:

The perimeter of a rectangle and a square is 160 cm each. If the difference between their areas is 600 cm2. Find the area of the rectangle.

Options:
A)

900 cm²

B)

1000 cm²

C)

1200 cm²

D)

800 cm²

E)

None of these

Solution:

Ans: (b) Perimeter of Square = 160 cm4a = 160 cm

a = 40 cmArea of square = 1600 cm2

Let the area of rectangle = A 

∴     1600 – A = 600A = 1000 cm²

Knowledge Expert

· commented

· 1 Months ago

The correct method will be 40 Area of square = 1600 cm2

Let the area of rectangle = A

∴ 1600 – A = 600A = 1000 cm²
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