Angles - JSS1 Mathematics Past Questions and Answers - page 1
What is the measure of a straight angle?
90°
180°
270°
360°
Which type of angle measures exactly 90 degrees?
Acute angle
Obtuse angle
Right angle
Reflex angle
How are adjacent angles defined?
They are angles that add up to 180°.
They are angles that share a common vertex and side.
They are angles that are opposite each other when intersected by a transversal.
They are angles that are equal in measure.
What are angles that lie on the same side of the transversal and between the lines it intersects called?
Alternate interior angles
Alternate exterior angles
Corresponding angles
Vertical angles
How do you measure angles in degrees?
By counting the number of sides
By using a protractor
By measuring the length of the sides
By adding up the lengths of the sides
Which of the following angles is smaller than a right angle?
Straight angle
Acute angle
Obtuse angle
Acute angle
What is the sum of angles around a point?
90°
180°
270°
360°
∠1 and ∠2 are on opposite sides of a transversal line. If ∠1 = 80°, what is the measure of ∠2?
80°
100°
160°
180°
Which type of angles are formed when two lines intersect and lie on opposite sides of the transversal?
Alternate angles
Corresponding angles
Vertical angles
Adjacent angles
What is the measure of a reflex angle?
90°
180°
Greater than 180°
360°