# Lesson Worksheet: Angles Mathematics

In this worksheet, we will practice identifying and naming angles as acute, right, or obtuse by comparing them visually to a right angle.

Q1:

Count the acute angles in this picture. Q2:

Determine the type of the angle highlighted in orange. • Aright angle
• Bobtuse angle
• Cacute angle

Q3:

Determine the type of the angle highlighted in orange. • Aright angle
• Bacute angle
• Cobtuse angle

Q4:

Determine the type of the angle highlighted in orange. • Aright angle
• Bobtuse angle
• Cacute angle

Q5:

How many obtuse angles are there in the figure? Q6:

What kind of angle is in the figure? • Aright angle
• Bacute angle
• Cobtuse angle
• Dstraight angle

Q7:

David 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?

• A1:00
• B12:00
• C11:00
• D10:00
• E9:00

Q8:

Elizabeth 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.

• Aobtuse
• Bacute
• Cright

Q9:

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

• Aright
• Bacute
• Cobtuse

Q10:

What kind of angle is in the figure? • Astraight angle
• Bright angle
• Cacute angle
• Dobtuse angle

Q11:

What kind of angle is in the figure? • Aacute angle
• Bstraight angle
• Cright angle
• Dobtuse angle

Q12:

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

• Aright
• Bacute
• Cobtuse

Q13:

How many acute angles are there in the given quadrilateral? Q14:

How many acute angles are there in the given quadrilateral? Q15:

How many acute angles are there in the given quadrilateral? Q16:

Which of the following combinations form an obtuse angle? • A
• B
• C
• D

Q17:

Which of the following combinations form a right angle? • A
• B
• C
• D

Q18:

Which of these angles are acute angles? • Aangles and
• Bangles and
• Cangles and
• Dangles and
• Eangles and

Q19:

Elizabeth’s watch reads 8:35. Her alarm will go off when the hands on her watch next form an obtuse angle and the minute hand points directly to a number. Determine when her alarm will go off.

• A8:40
• B8:55
• C9:05
• D9:00

Q20:

How many acute angles are there in the given quadrilateral? Q21:

How many acute angles are there in the given quadrilateral? Q22:

How many acute angles are there in the given quadrilateral? Q23:

What type of angle is angle ? • Aa right angle
• Ban acute angle
• Can obtuse angle

Q24:

When the time is 8 o’clock, what kind of angle do the clock’s hands form?

• Aright angle
• Bacute angle
• Cobtuse angle

Q25:

What type of angle is angle ? • Aan acute angle
• Ba right angle
• Can obtuse angle