Math, asked by spanks1982, 5 months ago

Find the radius of a sphere, if its surface area is 2826 cm².

Answers

Answered by RishuYuvii

1

Answer:

Radius of a sphere=?

Surface area=2826 cm²

since,

Surface area of sphere=4πr²

therefore,

2826=4πr²

2826= 4*22/7*r²

2826*7=4*22*r²

19782=88*r²

19782/88= r²

224= r²

r=√224

r= 14.96 cm. ( answer)

Previous Question

Next Question

Similar questions

English, 2 months ago

to Accidents occur frequently on our . roads. They (a) will be mainly due to care lessness some people (b.) drive vehicles very fast and (c.) control them. They (d) their vehicle against some tree or a driver Collide it with another vehicles. or...

Art, 2 months ago

1.¿En qué consiste la técnica usada por los muralistas?

English, 2 months ago

Which word creates the verb mood error in this sentence: "If I was able to do it all over again, I would study the week before the test"? a. Would b. Do c. Was d.Study...

English, 5 months ago

meera ___ an article on water polluction last year. a)write. b)wrote c)wroted. d)written...

English, 5 months ago

My rancher uncle bought 50 head of cattle last week.' Identify the figure of Speech. * Personification Synecdoche Simile Hyperbole...

Math, 10 months ago

a triangular pyramid in which all faces are equilateral triangle is called as ...

Science, 10 months ago

what is the facility of a hybrid car...

English, 10 months ago

One hour passed and another. The sun began to sink behind the trees and the king at stuck the spade into the ground and said, "I came to you, wise one, for an answer to my questions. If you can give me none. please say so, and I will go home." "Here comes someone ning." said the hermit, let us see who it is." The king turned round and saw a bearded man come running out of the forest. The man held...