A cone has _____ edge(s).
The cone is a curved area except for the base therefore on the base lies a single edge.
Fill in the blanks:(i) A cuboid has ...... rectangular faces ...... edges and ...... vertices.(ii) A cylinder has ...... curved face and ...... flat faces.(iii) A cone has one ...... face and one ...... face.(iv) A sphere has a ...... surface.
A cone has ___ edge(s).
A _____ has 2 flat faces, 1 curved face, 2 edges and no vertices.
A sector of a circle of radius 12cm has an angle 120° . By coinciding its straight edges a cone is formed. Find the volume of cone.