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And we know that the total surface area (T.S.A) of the cylinder is 2πr(h+r). Where r = base radius of the cylinder and h = height of the cylinder. So the total surface area of the 5Rs coin is 2πr(h+r).

## How do you find the area of a coin?

Well, you know the area of a circle is calculated as **A = π r ^{2}**, where r is the radius of the circle and π is about 3.1416. To get the radius, you just divide the diameter in two, because the diameter is all the way across the coin and the radius is the distance from the center of the coin to the outside.

## What is the circumference of 5 rupee coin?

The 5 rupee Indian coin is minted with cupro-Nickel. The diameter of the coin **is 23mm**. The weight of the coin is 5.3 grams.

## What is the area of the face of a quarter?

One face of a US quarter has an area of **approximately 461.21 square millimeters**.

## Which metal is used in 10 rupees coin?

Indian 10-rupee coin

Diameter | 27 mm |

Edge | 100 reeds |

Composition | Outer ring – Nickel-brass Center – Nickel silver |

Obverse | |
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Reverse |

## How much does it cost to make a 5 rupee coin?

Furthermore, the cost of manufacturing ₹5 and ₹10 coins is **₹3.69 and ₹5.54** respectively, the RBI said.

## Which coin is the thickest?

Sometimes referred to as the fifty-cent piece, **the half dollar** it is the thickest U.S. coin at 2.15 millimeters. It is also the largest United States circulating coin currently produced in both size and weight. Half dollar coins have been produced every year since the conception of the United States Mint in 1794.