Answers About Geometry: Difference between revisions

Latest revision as of 09:13, 6 October 2026

C = 81 pi = 2pi r

Hence

2 pi r = 81pi

r = 81 pi / 2 pi

Cancel down

r = 40. SPINPG 5

A = pi r^(2)

A = pi ( 40.5)^(2)

A = 1640.25 pi units^(2)

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	<br>The perimeter is both on the outside and the inside of a shape, [https://win24.uk/ pg slot] as it is basically the outside wall/border of a shape and can therefore be viewed from the outsi<br>Read more<br><br><br><br><br><br><br><br><br><br>Math and Arithmetic<br><br><br><br>+2<br><br><br><br><br><br><br><br><br><br>What is the [https://www.bing.com/search?q=circumference&form=MSNNWS&mkt=en-us&pq=circumference circumference] of a circle if its area is 81π?<br><br><br>Asked by Anonymous<br><br><br><br>C = 81 pi = 2pi r<br><br>Hence<br><br>2 pi r = 81pi<br><br>r = 81 pi / 2 pi<br><br>Cancel down<br><br>r = 40.5<br><br>A = pi r^(2)<br><br>A = pi ( 40.5)^(2)<br><br>A = 1640.25 pi units^(2)<br><br>		<br>C = 81 pi = 2pi r<br><br>Hence<br><br>2 pi r = 81pi<br><br>r = 81 pi / 2 pi<br><br>Cancel down<br><br>r = 40. [https://spinpg1.com/ SPINPG] 5<br><br>A = pi r^(2)<br><br>A = pi ( 40.5)^(2)<br><br>A = 1640.25 pi units^(2)<br><br>