Math, asked by CuteAyesha2021, 2 months ago

breadth is 15cm and perimeter is 70 cm find its length and area​

Answers

Answered by anuj4696
6

Answer:

2(l+b)=70

2(l+15)=70

2L+30=70

2L=70-30

L=40/2

L=20

area= l×b

20×15

=300

Answered by Keerthana333V
1

Answer:

Length = 20cm

Area = 300cm

Step-by-step explanation:

Breadth = 15cm

Perimeter =2(l + b) = 70cm

2(l + 15) = 70

l + 15 = 70/2

l + 15 = 35

l = 35 - 15

l = 20cm

Area = l * b

= 15 * 20

= 300cm

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