Chapter 6 : 3 -Dimensional Shapes

Which one is 3-dimensional shapes?

• Cube

• Square

• Rectangle

• Circle

Two flat bases that are congruent and parallel.

Uniform cross section and flat rectangular shaped side.Those characteristics belongs to which 3-D shapes?

• Cylinder

• Pyramid

• Cone

• Prism

What are the geometrical characteristics for a cube ?

• 8 vertices,6 flat surface,12 edges

• 6 vertices, 6 flat surface ,6 edges

• 8 vertices,4 flat surface,12 edges

• A dice

How do we describe net of 3-Dimensional shape theoretically?

• Surface area of 3-d shapes

• Total of flat surface of 3-d shapes

• Opening and layout of each surface for 3-d shapes.

Based on below option, which net is belongs to pyramid ?

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Which one is net for hexagonal prism?

**Hexagonal prism is a regular polygon with 6 sides.

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Which of the following 3-d shape is generated by the rotation of right-angled triangle?

*refer textbook pg 103

• Heptagonal Prism

• Hexagonal Prism

• Cone

• Sphere

In simple word, what is the meaning of congruent?

*Refer textbook pg 101

• Object has the same size and shape

• Object that is parallel.

• Object that is oblique

What is the formula for area of circle?

• $\pi d$

• $2\pi d$

• $\pi r^3$

• $\pi r^2$

What is value for x ?
*Phytagoras theorem :  $a^2+b^2=c^2$  

*Refer textbook pg 83

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