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

2 answers

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