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OpenStudy (anonymous):
ca some please help me with this because i keep getting the wrong answer Find the surface area of a sphere with a diameter of 78. (use 3.14 for pi) Answer 979.68 76,415.04 489.84 19,103.76
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OpenStudy (anonymous):
i used the formula t=4 times pi times r^2 bt i can not get the right answer help please
OpenStudy (anonymous):
Area = 4*3.14*78^2 = 76,415.04 Second answer. The formula is right, dont know what you got wrong...
OpenStudy (anonymous):
You need to make sure you divide the diameter by 2. That is what the radius is.
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