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Find the length of the diameter of a sphere with a surface area of 24.63 miles2.

1.4 miles

2.8 miles

2.5 miles

1.25 miles




A sphere has cross sections that are circles.

True

False



Find the height of a rectangular prism if the surface area is 458.17 in2, the width is 6.2 in and the length is 8.3 in.

Respuesta :

1) surface= 4pi r^2
r^2= 24.63/4pi
r = square root______
r = _______

r time 2 = diameter

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