Rahul29
Rahul29 Rahul29
  • 21-01-2017
  • Mathematics
contestada

If the radius of a circle is increased by 10 % then prove the volume will increase by 33.1%

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 21-01-2017
so
if increase by 10%, that means times 1.1

sub 1.1r for r in
V=(4/3)pir³

so
nV=(4/3)pir³
nV=(4/3)pi(1.1r)³
nV=(4/3)pi1.331r³
nv=((4/3)pir³)1.331

V=(4/3)pir³

nV=(V)1.331

x times 1.331 is about a 33% increase



Answer Link

Otras preguntas

what is the next term of the arithmetic sequence? -7,-3,1,5,9,
Please helppp!! Round to the nearest hundredths
14 is what percent of 25?
The ordered pairs in the table below represent a linear function. What is the slope of the function? 1/4 1/2 2 4
Which statements are true about the components of a circle? Check all that apply. The radius is half the length of the diameter. The circumferences is triple th
A goat is tied at one corner of a 12 feet by 16 feet barn. If the rope is 24 feet long, find the area of the region outside the barn, in which the goats can gr
A rectangular garden has length and width as given by the expressions below. Length: 4 - 7(3x + 4y) Width: 3x(-2y) Write a simplified expression for the perimet
Emanuel was charged $32 for a 142 km taxi ride.
Find the combined volume of the two cylinders. Round your answer to the nearest hundredth.
France most economically successful colony in the American was