You can maybe enter your question on google if you dont get any answers
Finding the radius from it's surface area, the volume of the sphere is of 268.08 cm³.
<h3>What are the surface area and the volume of an sphere?</h3>
For an sphere of radius r, we have that the surface area is given by:

The volume is given by:

Considering the surface area of 200.96 cm², the radius is given by:



r = 4 cm
Hence the volume is given by:

More can be learned about the volume of an sphere at brainly.com/question/25608353
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Special prpoerty of 45-45-90 triangle
if the legs are x then the hyptonuse is x√2
18=hyptonuse=x√2
18=x√2
divide both sides by √2
18/√2
make denomenator nice
times by √2/√2
(18√2)/(2)
9√2
one leg is 9√2 cm