What is the difference between the sum of the total number of vertices of cube and cuboid to that of the cone?
A
15
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B
20
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C
13
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D
10
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Solution
The correct option is A 15 A point where two or more edges meet is known as Vertex.
The Cube below has 8 vertices. The Cuboid below has 8 vertices . The cone below has 1 vertex. ∴ (Number of vertices of cube + number of vertices of cuboid) - number of vertices of cone = 8 + 8 - 1 = 15