Angles - JSS1 Mathematics Past Questions and Answers - page 2
11
∠A and ∠B are adjacent angles. If ∠A = 60°, what is the measure of ∠B?
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A
30°
B
60°
C
120°
D
180°
12
Which angles are formed by two intersecting lines and are directly across from each other?
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A
Alternate angles
B
Corresponding angles
C
Vertical angles
D
Adjacent angles
13
What is the measure of a full rotation in degrees?
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A
90°
B
180°
C
270°
D
360°
14
∠1 and ∠2 are corresponding angles. If ∠1 = 70°, what is the measure of ∠2?
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A
70°
B
110°
C
140°
D
180°
15
What type of angle is larger than a straight angle?
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A
Acute angle
B
Right angle
C
Obtuse angle
D
Reflex angle
16
If angle A is a right angle measuring 90°, what is the measure of angle B if they are adjacent angles?
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17
Two angles are supplementary. If one angle measures 120°, what is the measure of the other angle?
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18
In a quadrilateral, the measures of three angles are 80°, 100°, and 120°. What is the measure of the fourth angle?
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19
If two lines are parallel and a transversal intersects them, forming an angle of 110°, what is the measure of the corresponding angle on the opposite side of the transversal?
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20
An angle measures 45° less than its complement. What is the measure of the angle?
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