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

explain why the Homestead Act was attractive to settlers.
Which expressions represent the distance between the two points? Choose all answers that are correct. The number line shows two points with coordinates negati
what is climatology a subspecialty of
Adjectives and Adverbs 1. Which word in the sentence is an adjective? Our former coach lived in Lima, Peru, until 2008. A. coach B. former C
why do we need both a small and large intestine?
max scored 9 runs on Monday and 11 runs on Tuesday. How many runs did he score in all?
What is one way local governments are similar to federal governments?
How do landforms link the geography of Canada to the United states.
Which of these events took place in the United States during World War I? internment of German-Americans passage of laws favoring union organization Supreme
A reason economic systems like sharecropping and the crop-lien system came to be was due to changes in the plantation system. What were they?