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2 articles trouvés pour ce sujet.
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The area of the ring between two concentric circles |
2015-04-08 |
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Conner pose la question :
The area of the ring between two concentric circles is 25pi/2 square inches. The length of a chord of the larger circle tangent to the smaller circle is?
Robert Dawson lui répond. |
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Area of an annulus |
1996-04-04 |
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Ryan Levering pose la question :
What is the area of this annulus?
Penny Nom lui répond. |
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