Question

Trigonometry
a candestick is in the shape of two cones, joined at vertices as shown. the smaller cone has a diameter and sloping side of 7 cm, and the larger one has a diameter and sloping side of 10c. how tall is the candlestick?

Answer 1

If this is a standard or right cone, the center point of the base to the tip makes a line, follow from the center out one radius and you have another line. Connect the tip to the edge and you have a third line and a right triangle!

Answer 2

So, out of what you have been given, what lengths can you assign to this triangle?