# Introduction to 2D and 3D Shapes

## Trending Questions

**Q.**A closed figure made by joining three non-collinear points is called

Rectangle

Triangle

Square

Hexagon

**Q.**

- Point
- Space
- Area
- Volume

**Q.**

Question 82

State whether the statement is True or False.

A cone is a polyhedron.

**Q.**If the each angle in a polygon is less than 180° than polygon is called ?

f

**Q.**Which of the following is a plane figure?

- Cone
- Cylinder
- Sphere
- Square

**Q.**

Question 78

State whether the statement is True or False.

A tetrahedron has 3 triangular faces and 1 rectangular face.

**Q.**A four sided polygon is called a

- quadrilateral
- square
- rectangle

**Q.**In regular polygon all sides are

- equal
- length
- measure
- different

**Q.**Which one of the following is a 3D shape?

- Triangle
- Square
- Cuboid
- Rectangle

**Q.**

Which are prisms among the following:

**Q.**A 3 dimensional object has :

- Length
- Width
- Height
- None of the above.

**Q.**Identify the solid shapes

- Sphere
- Rectangle
- Square
- Cone

**Q.**Question 53

State whether the following statement is True or False.

Pyramids do not have a diagonal.

**Q.**Find the number of edges of the given solid.

- 12
- 13
- 14
- 15

**Q.**

Which of the following is not an example of 3D object?

Cone

Sphere

Cylinder

Circle

**Q.**Name the given figure.

- Traingular pyramid
- Triangular prism
- Square pyramid
- Triangle

**Q.**

Question 53

Fill in the blank to make the statement true

Cuboid is a rectangular

**Q.**

Question 11

Out of the following which is a 3-D figure?

a) Square

b) Sphere

c) Triangle

d) Circle

**Q.**

Statement I: Triangle is the first closed figure.

Statement II: Any figure which starts and ends in the same point is called a closed figure.

Statement I is true but statement II is false

None of the statements I and II are true

Both statements I and II are true; statement II is NOT the correct explanation of statement I

Both statements I and II are true and statement II is the correct explanation of statement I

**Q.**

I draw a quadrilateral and then draw all its diagonals. How many triangles can I find?

3

2

8

1

**Q.**The angles in one regular polygon is to that in another as 3:2 and the number of sides in first is twice that in the second . Determine the number of sides of two polygon s

**Q.**

In the figure of a cube,

i) Which edge is the intersection of faces EFGH and EFBA?

ii) Which faces intersect at edge FB?

iii) Which three faces form the vertex A?

iv) Which vertex is formed by the faces ABCD, ADHE and CDHG?

v) Give all the edges that are parallel to edge AB

vi) Give the edges that are neither parallel nor perpendicular to edge BC.

vii) Give all the edges that are perpendicular to edge AB.

viii) Give four vertices that do not all lie in one plane.

[4 marks]

**Q.**Four cylindrical beakers, have equal base areas but volumes in the order of A

**Q.**

Which of the following are true regarding the given figure?

- Two faces are hexagons, and the rest are rectangles
- All of the above
- The given solid is a hexagonal prism
- The cross sectional area of the figure is constant

**Q.**Question 25

Fill in the blanks to make the statement true.

A pyramid on an n sided polygon has

**Q.**All closed figures which we can draw on a sheet of paper have area and are ________ .

- 3 Dimensional
- 2 Dimensional
- 1 Dimensional
- No Dimension

**Q.**

The top view of the following solid is:

Circle

Square

Semi-circle

Triangle

**Q.**The amount of space occupied by 3D object is called its

- Surface Area
- Area
- Lateral Surface Area
- Volume

**Q.**Identify the polygons.

- Triangle
- Semi-circle
- Square
- Circle

**Q.**A

- point
- dimension
- line
- line segment.