Q1.
For the given solid, identify the top, front and side view.
Q2.
For the given solid, identify the top, front view.
Q3.
For the given solid, identify the side and front view.
Q4.
Draw the top view of the dice given below:
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Q5.
For the given solid identify the top view, front view and side view.
Q6.
Draw the top view of the given solid.
Q7.
Draw the top view of the given solid.
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Q8.
Look at the given map of the city and answer the following:
(i) Which is further east, the hospital or the cemetery?
(ii) Which is further south, Sr. Secondary school or the fire station?
(iii)
Q9.
Write down the number of triangular and rectangular faces of a triangular prism?
Q10.
Fill in the blanks:
(i) A cuboid whose length, breadth and height are all equal is called a ……….
(ii) A cuboid is also known as a rectangular ……….
(iii) A triangular pyramid is called a …….
Q11.
How many faces, vertices and edges does the square pyramid have?
Q12.
Identify - dimensional and
dimensional figures from the following: Circle,
Cylinder, Sphere, Square.
Q13.
What is the base of a hexagonal prism?
Q14.
What is the base of a triangular prism?
Q15.
What is the base of a triangular pyramid?
Q16.
Can a polyhedron have
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faces,
vertices and
edges?
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Q17.
Using Euler’s formula, find the number of edges of a solid if no. of faces is
and
no. of vertices are
Q18.
Using Euler’s formula, find the number of edges of a solid if no. of faces is
and
no. of vertices are .
Q19.
Using Euler’s formula, find the number of faces of a solid if no. of vertices is
no. of edges are
Q20.
and
.
Find the number of vertices of a solid if no. of faces is
and no. of edges are .
Answers
A1.
A2.
A3.
A4.
(i) Top (ii) Front (iii) Side
(i) Front (ii) Top
(i)Front (ii) Side
A5.
A6.
(i) Side (ii) Front (iii) Top
A7.
A8.
(i) Hospital (ii) Fire station
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A9.
A10.
(i) Cube (ii) Pyramid (iii) Tetrahedron
A11.
A12.
Dimensional figure: circle, square
Dimensional figure: sphere, cylinder
A13.
A14.
A15.
A16.
A17.
Hexagon
Triangle
Triangle
Yes
A18.
A19.
A20.
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