Math, asked by Afjal5156, 10 months ago

The perimeter of a triangle is140cm. If the breadth of the rectangle is 20 cm ,find its length

Answers

Answered by cutie08
1

Answer:

Length of rectangle = 50cm

Step-by-step explanation:

Perimeter of rectangle = 140cm

Breadth = 20cm

Let the length be x.

Perimeter of rectangle = 2 ( length + breadth)

140 = 2 ( x + 20)

140 = 2x + 40

140 - 40 = 2x

100 = 2x

100/2 = x

50 = x

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