Mathematics Year 4 - Space

Angles of the following shapes EXCEPT

• Acute angle

• Sharp angle

• Right angle

• Obtuse angle

The angle is smaller than right angle known as ________

• Acute angle

• Obtuse angle 

• Sharp angle

  $90\degree$ angle also known as ________

• Acute angle

• Obtuse angle

• Right angle

Two lines intersect at the right angle are known as ________ .

• Perpendicular lines

• Vertical lines

• Parallel lines

• Horizontal lines

Name the two lines which are always equal and do not cross each other.

• Straight lines

• Perpendicular lines

• Parallel lines

Which one is triangle shape ?

• 
• 
• 
• 

The picture shows a triangle. Name the M angle ?

• Obtuse angle

• Right angle

• Acute angle

The picture shows a rectangle. P and Q are _______________

• Parallel lines

• Perpenducular lines

• Cross lines

The picture shows a right-angled triangle. How many perpendicular lines are there ?

• 3

• 2

• 1

• 0

State the acute angles according to the picture.

• P dan Q

• P dan R

• Q dan R

• R only