Shapes Space and Patterns

Arrange the shapes in order of MOST to LEAST edges.

• A, D, C, B

• B, D, C, A

• B, C, D, A

• A, C, D, B

Answer explanation

Shape A has 5 edges. Shape B has 2 edges. Shape C has 4 edges. Shape D has 3 edges. Order of shapes from most to least edges: 5 , 4 , 3 , 2 A, C, D, B

TANGRAM ACTIVITY: Make the following shapes using Tangram pieces: (i) a cat (ii) the number '4' Materials needed: 2 sets of 7-piece Tangram sets (you can make your own using the instructions in your textbook). Step 1: Number your Tangram pieces as shown in Figure 1. Step 2: Use all 7 pieces of 1 Tangram set to make the cat shape in Figure 2. Use the numbers for help. Step 3: Use all 7 pieces of 1 Tangram set to make the '4' shape in Figure 3. Use the numbers for help. Did you complete the activity?

• Yes

• No

Look at the object in the picture. How many corners does it have?

• 15

• 5

• 6

• 10

This is a pentagon. Anna has 15 identical sticks. What is the maximum number of similar pentagons she can make? (Note that She cannot break any stick)

• 5

• 3

• 15

• 13

Answer explanation

Each pentagon has 5 edges. So, it will take 5 sticks to make 1 pentagon. With 15 sticks, Anna can make 3 pentagons of 5 sticks each (5 sticks + 5 sticks + 5 sticks)

Arrange the shapes in the order of least to most corners.

• B, C, D, A

• A, B, C, D

• A, D, C, B

• C, B, A, D

Answer explanation

Shape A has 10 corners. Shape B has 0 corners. Shape C has 2 corners. Shape D has 8 corners. Order of shapes from least to most corners: 0 , 2 , 8 , 10 B, C, D, A

What is the name of the shape shown?

• Rectangle

• Triangle

• Square

• Circle

Answer explanation

The given shape is a square as it is a four sided closed figure and has all its sides equal.

Look at the figure below. Which shape is coloured brown?

• Rectangle

• Triangle

• Square

• Circle

Answer explanation

The 2 brown colored shapes are circles.

How many triangles do you see in the pattern?

• 5

• 6

• 7

• 8

Answer explanation

Remember to count all the triangles - the small ones, as well as the bigger ones made up of more than 1 shape.

Raj dropped paint on the drawing of a shape. What shape could it be?

• A square

• A triangle

• A rectangle

• It can be a square or a rectangle

Answer explanation

We can see 3 sides of the shape. The paint seems to be covering the 4th side - so the shape cannot be a triangle. We do not know if all sides are equal or not so the shape could be a square OR a rectangle - both are possible.

Which of the following objects does NOT have the shape of a rectangle?

• 
• 
• 
• 

Answer explanation

In option 3, opposite sides are NOT of the same length. Option 3 is not a rectangle.