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this depends on which penny you are asking about.
The US penny, the Australian penny, the British penny, Canadian penny and the Irish penny coin.
Each one is a different size and weight.
Diameter of an Australian penny (no longer currency) is 1 and 3/16".
Diameter of an old British penny (no longer in use) was 1.25". Modern pennies are 20.03 mm, or about 4/5"
Diameter of a U.S. cent (penny) - 0.75"
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Diameter of a penny in inches?
Diameter of an Australian penny (no longer currency) is 1 and 3/16".
What is the diameter of a US penny in inches?
0.75"
How many pennies in a yard?
3
What is the surface area of a penny?
Well, honey, a penny has a diameter of about 0.75 inches, so we can calculate the surface area using the formula for the area of a circle. The surface area of a penny is approximately 0.441 square inches. So, there you have it, the glamorous surface area of a humble little penny.
What is . A penny has a diameter of 0.75 inches. Find the circumference of a penny. what is the circumference of this qustion?
Circumference: 0.75 times pi = 2.356 inches rounded to three decimal places
