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

The prospering middle class in the classical period sought aristocratic luxuries such as
Weight can be measured in Newton’s . Assume that an object weighs 80N . How much force must you apply to lift this object off the ground
If triangle ABC ~ triangle DEF, what is the scale factor of triangle ABC to triangle DEF?
What properties must a solid have to undergo sublimation
How much heat is given off when 64 g liquid methanol at its freezing point changes to solid methanol?
Messanger RNA (mRNA) carries the instructions to a particular __;to ribosomes. The process of producing mRNA from instructions in the DNA is called __. Durnin
The location of the center of our galaxy was first determined by observations of
In sexual reproduction, gametes join to create a new life. The new cells have A- one third the chromosomes from each parent B- half the chromosomes from each pa
What story elements most clearly suggest mead is living in a dystopian society in “the pedestrian”?
This week laptops are 25% off. If a laptop costs $340, what is its sale price?