Question

The particle covers 1/4" of circle of
radius r. The distance covered by the
particle is​

Answer 1

Explanation:

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repourt this

Answer 2

Answer:

πr/2

Explanation:

Circumference of circles of radius r

= 2πr

1/4 th of the circumference of the circles

= 2πr/4 = πr/2 unit

distance covered by the particles = πr/2 .