Math, asked by kambarerajashri, 1 year ago

find the length of arc of a circle with radius 0.7cm area of sector is 0.49m ?

Answers

Answered by yashnaikwadi4104

4

Answer:

140cm or 1.4m

Step-by-step explanation:

A=lr/2

A=0.49m= 49cm

49=l×0.7/2

l = 49×2/0.7

l = 70 × 2

l= 140 cm

i.e. l = 1.4 m

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