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## What is the circumference of 15 cm?

Answer. Approximately the circumference of the circle is 47.124. Hope this answers helps you.

## Which is the diameter of a circle with a circumference of 15 cm?

Diameter of a Circle

Diameter cm ft
15.0 cm 47.12 1.546
15.1 cm 47.44 1.556
15.2 cm 47.75 1.567
15.3 cm 48.07 1.577

## What is the area of 15 cm?

0.01767 square meters (m²)

## What is the radius if the diameter is 12 cm?

So, if d=12 cm, r=12(12)=122=6 cm.

## What is the radius of a 4.2 cm circle?

What is the area of a circle with radius 4.2 cm?

Result: The area of a circle with radius 4.2 is 55.42
Formulae:
r = 4.2 d = 8.4 C = 26.4 A = πr2 = π(d2)2 A = C24π π = 3.1415 A = area C = circumference or perimeter r = radius, d = diameter

## What is the area of 4.2 cm?

A circle of radius = 0.6685 or diameter = 1.337 or circumference = 4.2 cm has an area of: 1.404 × 10-10 square kilometers (km²)

## What is the diameter of the circle 4.2 m?

The diameter of a circle is the distance from one edge to the other, passing through the center. It is twice the radius….Diameter of a Circle.

Diameter m ft
4.2 m 13.19 43.29
4.3 m 13.51 44.32
4.4 m 13.82 45.35
4.5 m 14.14 46.38

## What is the multiple of radius?

The plural of radius can be either radii (from the Latin plural) or the conventional English plural radiuses.