Algebra Math

Calculate the slant height for the given cone. Round to the nearest tenth. Diameter = 18cm Height= 7cm
11.2 cm
12.5 cm
14.8 cm
11.4 cm

show work on how you got the answer :)

asked by ssssllllloooovvee
  1. draw a side view. Note that if you drop an altitude to the center of the base of the cone, the slant height s is given by

    s^2 = 9^2 + 7^2

    posted by Steve
  2. radius at base = 18/2 = 9
    height at center = 7

    slant height = hypotenuse = sqrt (81+49)

    posted by Damon

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