Forty thousands place or the place value: Ten thousands place
V(5)=16π(5²)
=16π25
=400π
About 16.57, if it is rounded two decimal places
Answer: 56,000km
Reason:
56cm ——> 0.00056km
0.00056km is less than 56,000km
Each candle in the set is a different size.
The smallest candle has a radius of 0.5 inches and a height of 3 inches.
The other two candles are scaled versions of the smallest, with scale factors of 2 and 3.
How much wax is needed to create one set of candles?
in cubic inches
Answer
pi 0.5^2 *3 = 0.75pi is the volume of the first candle.
The second volume is 8 * 0.75pi = 6pi.
And the last volume is 27 * 0.75 pi = 20.25 pi So in total we just take the sum and that is 27pi