Math, asked by thilakaammusiva, 10 months ago

find the surface area of a sphere of diameter 21 centimetre

Answers

Answered by deagletejas

1

surface area of sphere =4πr×r

4×22/7×10.5×10.5

4×22×1.5×10.5

88×1.5×10.5

=1386sq.cm

Previous Question

Next Question

Similar questions

Math, 5 months ago

⬆can anyone solve this question class 9th...

English, 5 months ago

why transition element transition element transition ...

Science, 5 months ago

There are three bars - X, Y and Z hanging from a string. It is not known whether they are a magnet, a magnetic material or a non-magnetic materia. ......................................................... Raju takes a bar magnet near each of these bars, one by one. - Bar X moved towards the magnet. Bar Y moved away from the magnet. Bar Z did not show any change in its position. Which of them...

Math, 10 months ago

u=cos'(x/y) partial derivative...

Psychology, 10 months ago

16. “Teaching time has arrived” this slogan was announced by (a) Harlok fb) Hyaving Hérst (c) Halwerson (d) Gessvel...

Geography, 1 year ago

In capitalistic economy to whom does the ownership and management of means of production belong?

History, 1 year ago

the audience watching keechakvadha felt enraged about the imperialistic attitude of british government...

Science, 1 year ago

why do earthworm come out of the soil during rainy season...