A candle is in the shape of cylinder of height 20 cm and Base radius 2.5cm is melted and recast into sphere of radius 2.5cm ,find the number of spherestudents?
Answers
Answered by
1
Volume of candle (V1) = Pie × r×r×h
= pie × 2.5×2.5× 20
Volume of 1 sphere (V2 ) = 4/3×pie×r×r×r
= 4/3×pie×2.5×2.5×2.5
No of sphere = V1÷V2
= pie×2.5×2.5×20÷ pie×4/3×pie×2.5×2.5×2.5
= 20÷2.5 [ pie cancels with pie and
two 2.5 cancels with two
2.5]
= 8
If you satisfied mark it brainliest.
= pie × 2.5×2.5× 20
Volume of 1 sphere (V2 ) = 4/3×pie×r×r×r
= 4/3×pie×2.5×2.5×2.5
No of sphere = V1÷V2
= pie×2.5×2.5×20÷ pie×4/3×pie×2.5×2.5×2.5
= 20÷2.5 [ pie cancels with pie and
two 2.5 cancels with two
2.5]
= 8
If you satisfied mark it brainliest.
Similar questions