Grade 4 Quiz Review

How many degree is the measure of a right angle?

• $180\degree$

• $360\degree$

• $90\degree$

• $45\degree$

How many right angle does this shape has?

• 0

• 1

• 2

• 3

 $Choose\ an\ angle\ that\ is\ less\ than\ 90\degree$  

• 
• 
• 
• None of them
  

Look at the spinner. The arrow is facing to East.

If the spinner turn clockwise one right angle, the arrow will face which direction?

• East

• West

• South

• North

Look at the spinner. The arrow is facing to West.

If the spinner turn anti-clockwise three right angle, the arrow will face which direction?

• North

• South

• West

• East

Look at the grid below. What square is the position of the star?

• (4,E)

• (2,C)

• (C,2)

• (E,4)

Look at the grid.

The initial position is shown as the picture.

The it moved 2 squares down, 1 square right and 4 square left.

What is the new position of the sun?

• (1,C)

• (C,1)

• (2,C)

• (C,2)

Plot the route describe below. Start at the dot (4,D) so that you are facing in the direction of the arrow.

Move forward 3 squares

Turn anti-clockwise 1 right angle

Move forward 3 squares

Turn anti-clockwise 1 right angle

Move forward 3 squares

Stop.

What is the new position of the dot?

• (A,4)

• (D,1)

• (4,A)

• (1,D)

How many lines of symmetry does this shape has?

• 1

• 2

• 3

• 4

How many lines of symmetry does a regular octagon have?

• 4

• 8

• 2

• 6