Question

the perimeter of a rectangle is 70 cm and it, s area 300 sq find the lenght and breadth​

Answer 1

Perimeter of a rectangle = sum of 4 sides

= x+x+x+x

= 4x

Perimeter of a rectangle = 70 cm.

Area of a rectangle = length multiply breadth

= x multiply x

= 2x

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Answer 2

Answer:

length = 20cm

width = 15cm

Explanation:

perimeter of the rectangle - 2(l+b) units

area of a rectangle - l×b sq units

l+b = 35(because 2×35=70)

20+15=35,20×15=300(area of the rectangle)