A paper cone cup beside a water cooler has a diameter of 6 centimeters and a slant length of 9 centimeters. What is the approximate height,h, of the cup?

Question

A paper cone cup beside a water cooler has a diameter of 6 centimeters and a slant length of 9 centimeters. What is the approximate height,h, of the cup?
A 3 radical 5 centimeters
B 6 radical 2 centimeters
C 3 radical 10 centimeters
D 7 radical 2 centimeters

Reiny · Answer

make a side view sketch and you will see that h^2 + 3^2 = 9^2 solve for h btw, your choices are not approximate heights, they are exact heights

Anonymous · Answer

um they aren"t exact bc of the radicals thank you very much -_-