Q. 24.5( 6 Votes )
Write down the number of edges of each of the following figures:
A. Tetrahedron
B. Rectangular pyramid
C. Cube
D. Triangular prism
Answer :
A. 6
A Tetrahedron has six edges.
OA, OB, OC, AB, AC, BC are the 6 edges.
B. 8
A Rectangular Pyramid has eight edges.
AB, BC, CD, DA, OA, OB, DC, OD are the 8 edges.
C. 12
A Cube has twelve edges.
AB, BC, CD, DA, EF, FG, GH, HE, AE, DH, BF, CG are the edges.
D. 9
A Triangular prism has nine edges.
AB, BC, CA, DE, EF, FD, AD, BE, CF are the9 edges.
Rate this question :
Quiz | How Much Do We Remember?50 mins
A polyhedron has 20 faces and 12 vertices. Find the edges of the polyhedron.
NCERT - Mathematics ExemplarHow many faces are there in a
A. cube
B. pentagonal prism
C. tetrahedron
D. pentagonal pyramid?
RS Aggarwal - MathematicsHow many vertices are there in a
A. cuboid
B. tetrahedron
C. pentagonal prism
D. square pyramid?
RS Aggarwal - MathematicsUsing Euler’s formula find the unknown:
Write down the number of vertices of each of the following figures:
A. Cuboid
B. Square pyramid
C. Tetrahedron
D. Triangular prism
RS Aggarwal - MathematicsWrite down the number of edges of each of the following figures:
A. Tetrahedron
B. Rectangular pyramid
C. Cube
D. Triangular prism
RS Aggarwal - MathematicsHow many edges are there in a
A. cuboid
B. tetrahedron
C. triangular prism
D. square pyramid?
RS Aggarwal - MathematicsFill in the blanks to make the statements true:
A pyramid on an n sided polygon has ………… faces.
NCERT - Mathematics Exemplar