monnn91351
29.06.2020 •
Mathematics
A piece of wood is designed in the same of a cone.
a cylindrical hole of radius 4cm and depth 3cm has been drilled into the base.
show that the volume of wood used to produce this shape is 120pi cm^3
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Ответ:
See explanation
Step-by-step explanation:
Volume of cone - volume of cylinder
[1/3π(6)²(14)] - [π(4)²(3)]
168π - 48π = 120π
Ответ:
4/5
Step-by-step explanation:
0.8 is 8 tenths which is 8/10 in fraction form
8/10 with both sides divided by two is 4/5
hope this helps u