Angles (Primary 3 Math)

The rectangle has ___________ angles

• two

• three

• four

The triangle has _______ angles

• two

• three

• four

Which of these angles is equal to a right angle?

• 
• 
• 

Which of these angles is an obtuse angle?

• a

• b

• c

Which of these angles is an acute angle?

• a

• b

• c

The angle is greater than a right angle.

It is called an ____________________

• acute angle

• obtuse angle

• right angle

Arnold and his friends went on a school trip last year.

They took several photos of road signs and mark some angles. Which of these angles is obtuse angle?

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• 
• 

The road sign shows that it has

a / an _______ angle.

• right

• obtuse

• acute

Angles can also be found around us. Which of the pictures below that show it has a right angle?

• 
• 
• 

The acute angle is

• W

• X

• Y