Question

find the circumference and area of the circle is 8.4 CM diameter ​

Answer 1

Answer:

26.4 circumference, 55.44 area

Answer 2

Answer:

Diameter of circle = 8.4 cm

so , radius = d/2= 4.2 cm

Than,

area of circle = pie r ²

3.1416 * 4.2²

= ans

also,

circumference of circle = 2pie r

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