kshortelle1 kshortelle1

01-08-2021
Mathematics

contestada

If the diameter of a hockey rink is 250 ft what is the surface area of the sphere?

Respuesta :

yohannazenebe66 yohannazenebe66

01-08-2021

Answer:

62,500 pi

Step-by-step explanation:

diameter = radius + radius

d = 2r

r = d/2

A = 4pi r^2

= 4 pi (d/2)^2

= 4pi d^2/4

= 4pi* 250^2/4

= 4pi * 62,500/4

= 4pi * 15625

= 62,500 pi

Answer Link

Otras preguntas

When reading a job application pay special attention to all of the following except a. who created the application form. b. documents to which you might need

Which type of galaxy is too small for gravity to form it into an easily describable shape? a. spiral b. irregular c. elliptical d. barred spiral

Which type of mutation causes sickle cell anemia? a. silent b. missense c. insertion d. frameshift

Ethanol is the active principle in intoxicating drinks. a. TRUE b. FALSE

how scours affect the animal? how lice affect the animal? how hoofrot affect the animal? how roundworms affect the animal? how mastitis affect the animal? how t

All the interconnected paths of energy flowing from species to species in an ecosystem is called a a. trophic level. b. food chain. c. detrital food web. d.

Which situation allows evolution doing gene duplication

The law of original horizontality says that _________ layers are laid down flat or parallel to the existing ground. a. igneous b. volcanic c. sedimentary d.

I have to make a online presentation, which program is the best

Comment s'appelle la prof de sport