Angles - JSS1 Mathematics Past Questions and Answers - page 1
What is the measure of a straight angle?
90°
180°
270°
360°
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Which type of angle measures exactly 90 degrees?
Acute angle
Obtuse angle
Right angle
Reflex angle
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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.
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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
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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
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Which of the following angles is smaller than a right angle?
Straight angle
Acute angle
Obtuse angle
Acute angle
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What is the sum of angles around a point?
90°
180°
270°
360°
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∠1 and ∠2 are on opposite sides of a transversal line. If ∠1 = 80°, what is the measure of ∠2?
80°
100°
160°
180°
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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
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What is the measure of a reflex angle?
90°
180°
Greater than 180°
360°
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