Find the volume of the following solid figures. WRITE YOUR ANSWERS AT THE BACK OF THIS PAPER. Use 3.14 for the value of pi (70). (5 points each) 3 20 m * 12cm 15 dm 6 m 8 cm 15 cm 6 dm 6 cm dm 21 m 9m 6 m 5. V m2
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Answer:
1.pyramid
V=¹∕₃Bh
=15 x 8 x 12
=1440 divide by 3
V=480cm³
2.cylinder
V=πr²h
=3.14 x 6 x 6 x 20
=3.14 x 36 x 20
=3.14 x 720
V=2260.8m³
3.pyramid
V=¹∕₃Bh
=6 x 6 x 15
=540 divide by 3
V=180dm³
4.cone
V=πr²h
=3.14 x 6 x 6 x 21
=3.14 x 36 x 21
=3.14 x 756
=2373.84 divide by 3
V=791.28m³
5.sphere
V=⁴∕₃πr³
=4 x 3.14 x 9 x 9 x 9
=12.56 x 729
=9156.24 divide by 3
V=3052.08m³
Step-by-step explanation:
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