Review question

# If a cone sits on this sphere, what 's the cone's volume? Add to your resource collection Remove from your resource collection Add notes to this resource View your notes for this resource

Ref: R9694

## Suggestion

A sphere of radius $\quantity{6}{cm}$ fits inside a cone of vertical angle $84^\circ$, so that $BA$ is a tangent to the sphere.

Calculate

1. the length $AB$;

Could we draw a sketch? Are there any triangles that could be useful? What happens when we add the information from the question to this diagram?