Paper Cone
The cone-shaped paper cup has a height 9 cm and a rim with circumference 12π cm. What is the approximate...?
volume of the cup? Is it 339.12?
you are correct
V = 1/3* pi * radius^2 * height
cirumference = pi * diameter
so diameter = 12 / 2 = 6
Volume = 1/3 * pi * 6^2 *9
= 339.12
 |
 PYRAMID 8 200 W High Pwr Paper Cone 8 Ohm Subwoofer $28.00 Time Remaining: 23h 17m Buy It Now for only: $28.00 |
 New 8 440W Paper Cone Mid Woofer $49.99 Time Remaining: 1d 12h 48m Buy It Now for only: $49.99 |
 10 RUBBER SURROUND PAPER CONE Speaker Subwoofer RECONE $5.99 Time Remaining: 2d 13h 42m Buy It Now for only: $5.99 |
 8 200 WATT High Power PAPER CONE 8 OHM SUBWOOFER WH8 $29.99 Time Remaining: 2d 20h 45m Buy It Now for only: $29.99 |
 15 EROM FOAM SURROUND PAPER CONE SPEAKER SUBWOOFER RECONE $25.99 Time Remaining: 4d 10h 51m Buy It Now for only: $25.99 |
 Pyramid WH68 6 200 Watt High Power Paper Cone 8 Ohm Subwoofer $26.61 Time Remaining: 4d 22h 27m Buy It Now for only: $26.61 |
 NEW 10 300 WATT HIGH POWER PAPER CONE 8 OHM SUBWOOFER $22.99 Time Remaining: 7d 5h 59m Buy It Now for only: $22.99 |
 10 RUBBER SURROUND PAPER CONE SPEAKER SUBWOOFER RECONE BIG LOT $88.00 Time Remaining: 7d 10h 58m Buy It Now for only: $88.00 |
 10 FOAM SURROUND PAPER CONE SPEAKER SUBWOOFER BIG LOT $88.00 Time Remaining: 7d 11h 9m Buy It Now for only: $88.00 |
 8 RUBBER SURROUND PAPER CONE SPEAKER SUBWOOFER BIG LOT $88.00 Time Remaining: 7d 11h 21m Buy It Now for only: $88.00 |
 8 OHM SUBWOOFER 10 300WTT HIGH POWER PAPER CONE WH10 $33.98 Time Remaining: 11d 23h 45m Buy It Now for only: $33.98 |
 PAPER CONE 8 OHM SUBWOOFER 8250 WATT HIGH POWER WH88 $31.98 Time Remaining: 14d 21h 57m Buy It Now for only: $31.98 |
 PYRAMID WH1038 10 300W PAPER CONE 8 OHM SUBWOOFER $33.98 Time Remaining: 15d 13h 15m Buy It Now for only: $33.98 |
 NEW 8 PAPER CONE MID WOOFER PMW8A $51.97 Time Remaining: 15d 14h 9m Buy It Now for only: $51.97 |
 PYRAMID WH1238 12 300W PAPER CONE 8 OHM SUBWOOFER $39.98 Time Remaining: 16d 1h 16m Buy It Now for only: $39.98 |
 1 X NEW 8 250W HIGH POWER PAPER CONE 8 OHM Sub Woofer $24.49 Time Remaining: 18d 20h 3m Buy It Now for only: $24.49 |
 Pyramid WH1238 12 300 Watt High Power Paper Cone 8 Ohm Subwoofer $27.99 Time Remaining: 19d 6h 49m Buy It Now for only: $27.99 |
 NEW 6 200 WATT HIGH POWER PAPER CONE 8 OHM SUBWOOFER $28.11 Time Remaining: 21d 1h 56m Buy It Now for only: $28.11 |
 Pyramid WH12 12 Inch 500 Watt High Power Paper Cone 8 Ohm Subwoofer $17.99 Time Remaining: 24d 1h 29m Buy It Now for only: $17.99 |
 PMW8A NEW 8 PAPER CONE MID WOOFER $47.40 Time Remaining: 25d 6h 24m Buy It Now for only: $47.40 |
 15 PAPER CONE Subwoofer Speaker RECONE FREE DUST CAP $18.99 Time Remaining: 25d 8h 58m Buy It Now for only: $18.99 |
 12 PAPER CONE SUBWOOFER SPEAKER RECONE FREE DUST CAP $14.99 Time Remaining: 25d 9h 1m Buy It Now for only: $14.99 |
 New Pyramid WH1238 12 300 Watt High Power Paper Cone 8 Ohm Subwoofer $29.49 Time Remaining: 25d 9h 52m Buy It Now for only: $29.49 |
 10 FOAM SURROUND PAPER CONE SPEAKER SUBWOOFER $5.99 Time Remaining: 27d 10h 7m Buy It Now for only: $5.99 |
 8 RUBBER SURROUND PAPER CONE SPEAKER SUBWOOFER $5.99 Time Remaining: 27d 10h 22m Buy It Now for only: $5.99 |
 10 RUBBER SURROUND PAPER CONE SPEAKER SUBWOOFER $5.99 Time Remaining: 27d 10h 24m Buy It Now for only: $5.99 |
 NEW Pyle Pro PMW8A 8 Paper Cone Mid woofer $49.52 Time Remaining: 28d 6h 21m Buy It Now for only: $49.52 |
 NEW 10 300 WATT HIGH POWER PAPER CONE 8 OHM SUBWOOFER $24.49 Time Remaining: 29d 1h 44m Buy It Now for only: $24.49 |