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In this lesson, we will learn how to classify angles according to their measures.

Q1:

Count the acute angles in this picture.

Q2:

Which point is the vertex of the angle?

Q3:

Which of the following defines an acute angle?

Q4:

Which of the following defines an obtuse angle?

Q5:

What is the measure of a straight angle?

Q6:

Determine the type of the angle highlighted in orange.

Q7:

Q8:

Q9:

How many obtuse angles are there in the figure?

Q10:

What kind of angle is in the figure?

Q11:

Karim got home at 8:00. If he wants to wait until the hands of the clock form a right angle before going out again, until what hour must he wait?

Q12:

Mona set her alarm at 4:20 am. When the alarm rang, she snoozed it for 10 minutes. Determine the type of angle that the two clock hands will form when the alarm rings a second time.

Q13:

Which two rays are the sides of this angle?

Q14:

What is the name of the labelled angle?

Q15:

How many degrees are there in a straight line?

Q16:

Determine the type of angle that the two hands on a clock form when the time is 06:05.

Q17:

At which of these times do the clock hands form a right angle?

Q18:

Q19:

Q20:

Determine the type of angle that the two hands on a clock form when the time is 01:30.

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