Question

Find the circumference of a circle whose diameter is 14cm
( x = 22'7 ) ​

Answer 1

Answer:

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Step-by-step explanation:

(a) Friction opposes the _____________ between the surfaces in contact with each other.

(b) Friction depends on the _____________ of surfaces.

(c) Friction produces __________

Answer 2

Answer:

circumference= 2πr

= 2×22/7×7

= 44

(radius is nothing but half of diameter)

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