Mathematics
The number of faces in a triangular pyramid is :
3
4
5
none of these
3D in 2D
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Answer
Number of faces in a triangular pyramid is 4.
Hence, option 2 is the correct option.
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Related Questions
Joseph is making a pentagonal prism using identical straws. How many straws does he need ?
20
18
15
10
In case of a hexagonal pyramid, F = no. of faces and V = no. of vertices, then F + V is:
10
12
14
16
Statement 1: The number of vertex in a pyramid is one more than the number of sides in a polygon.
Statement 2: A polyhedron may have 10 faces 20 edges and 15 vertices.
Which of the following options is correct?
Both the statements are true.
Both the statements are false.
Statement 1 is true, and statement 2 is false.
Statement 1 is false, and statement 2 is true.
Assertion (A) : In a polyhedron, there are 6 vertices, 12 edges then the number of faces are 8.
Reason (R) : In a pentagonal pyramid there are 6 faces, 6 vertices and 10 edges.
Both A and R are correct, and R is the correct explanation for A.
Both A and R are correct, and R is not the correct explanation for A.
A is true, but R is false.
A is false, but R is true.