n7andosabsningtonk n7andosabsningtonk
  • 04-03-2017
  • Mathematics
contestada

Find the length of the diameter of a sphere with a surface area of 50.27 ft^2.

1.77 ft

3.54 ft

2 ft

4 ft

Respuesta :

wolf1728
wolf1728 wolf1728
  • 05-03-2017
Sphere Surface Area     =     4 • π • r²

50.27 = 4 * PI * r^2

50.27 / (4 * PI) = r^2

4.0003594946 = r^2

r = sq root ( 4.0003594946)

radius = 
2.0000898716

So the diameter = 4.0001797433

or it is roughly 4 feet


Answer Link

Otras preguntas

What is the description of one-hundredth of 36?
A citizen would be most likely to get reliable political news from which website?"The New York Times" websitehis best friend's websitea website devoted to his f
During the American Civil War, the 54th Massachusetts regiment is most noteworthy for
A function is represented by the graph. A function is represented by the graph. Complete the statement by selecting from the drop-down menu. The y-intercept of
John gets a new job and receives a 200$ bonus after that he makes 50$ a day What is the slope: What is the y-intercept:
Which pronoun best completes the sentence?  How is the pronoun used?  Mr. Peters sat between Molly and __________. (a)I; object of a preposition (b)me; object
??? Help 70= .70(-2-2z)
pathos-based argument to explain why a city-wide curfew for teenagers should or should not be instituted in your town.
Which of the following processes is an example of a physical change? photosynthesis rusting sublimation combustion
A confirmation drug test is for the purpose of identifying specific drugs and the amounts present in the blood system. True False