What is true about the altitude of the cone?


A cone has point D at the center of the base, point E on the perimeter, and the side of the cone rises from point E in a right angle to meet the vertex, point C. A dotted line drops from the vertex down to point D in the center of the base.

Question 2 options:

perpendicular to the base of the cone


parallel to the base of the cone


longer than the diameter of the base


shorter than the diameter of the base

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Question 3 (2 points) Question 3 Saved

What is the best approximation of the surface area of this right cone?




Question 3 options:

792 cm squared


566 cm squared


4070 cm squared


1020 cm squared