roshamberta roshamberta

10-03-2016
Mathematics

contestada

The circumference of a circle is 11/pi. What is the area, in square inches, of the circle? Express your answer in terms of /pi.

Respuesta :

apologiabiology apologiabiology

10-03-2016

so since 11/pi doesn't means 11 divided by pi but it means 11 pi

circumference=2pir
if circumerence=11pi
2pir=11pi
solve for r (radius)
divide both sides by pi
2r=11
divide by 2
r=5.5

area=pir^2
area=pi5.5^2
area=pi30.25

answer is area=30.25pi in^2

Answer Link

Otras preguntas

Black+Co.'s breakeven point was $780,000. Variable expenses averaged 60% of sales, and the margin of safety was $130,000. What was Black's contribution margin?

What’s the mean median and mode for this data Student's Favorite Music 25 30 25 20 15 11 15 Number of Students 10 5 0 Blues Classical Country 19 11 Jazz Reggae

if 4 waves pass a given point in 1 second, the the frequency is

carlos invested 4500 at a rate of 8 percent for 6 years. how much did he earn over that period of time

Two soap bubbles each with radius r₁ and r₂ coalesce in vacuum under isothermal conditions to form a bigger bubble of radius R.Then, R is equal toa. √r₁²+r₂²b.

Charlotte works in a department store selling clothing. She makes a guaranteed salary of $500 per week, but is paid a commission on top of her base salary equal

Starts up with flashing apple logo a circle having a line through it and question mark on a folder?

Two soap bubbles each with radius r₁ and r₂ coalesce in vacuum under isothermal conditions to form a bigger bubble of radius R.Then, R is equal toa. √r₁²+r₂²b.

how many moles of Al(OH)3 will be produced when 0.600 mol of CH4 is formed?

I have no clue what to do