3 years ago

Someone help me quicklyyy

Mathematics

2 answers:

steposvetlana [31]3 years ago

5 0

Answer:

tge answer might be 12pi r^2?

gayaneshka [121]3 years ago

3 0

Answer:

200π =628.32 (to 2 d.p.)

Step-by-step explanation:

To find the surface area of the whole sphere the equation is 4πr^2 , you would substitute 10 in as the radius which gives you 400π. Since this is half a sphere, you would half this and get 200π.

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