Triangle Angles And Measurements
This quiz will test your skills in identifying angle measurements.
It will also determine your knowledge of various triangles and their characteristics.
- 1.
What type of triangle is this?
- A.
Equilateral
- B.
Scalene
- C.
Isosceles
Correct Answer
B. ScaleneExplanation
This triangle is an scalene triangle because it has unequal sides.Rate this question:
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- 2.
What type of triangle is this?
- A.
Right
- B.
Acute
- C.
Obtuse
Correct Answer
B. AcuteExplanation
This triangle is an acute triangle because all of its angles are less than 90 degrees.Rate this question:
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- 3.
A triangle has angle measurements of 60°, 60°, and 60°. What kind of triangle is it?
- A.
Obtuse
- B.
Right
- C.
Acute
- D.
Isosceles
Correct Answer
C. AcuteExplanation
Acute triangles have only acute angles (angles less than 90 degrees)Rate this question:
-
- 4.
What kind of triangle is this?
- A.
Right
- B.
Obtuse
- C.
Isosceles
Correct Answer
A. RightExplanation
A right triangle has one right angle (90 degrees)Rate this question:
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- 5.
A triangle has angle measurements of 3°, 162°, and 15°. What kind of triangle is it?
- A.
Acute
- B.
Right
- C.
Obtuse
Correct Answer
C. ObtuseExplanation
Obtuse triangles have one angle greater than 90 degrees
(obtuse angle)Rate this question:
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- 6.
A triangle has angle measurements of 48°, 32°, and 100°. What kind of triangle is it?
- A.
Scalene
- B.
Equilateral
- C.
Isosceles
Correct Answer
A. ScaleneExplanation
Scalene triangles have no congruent sidesRate this question:
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- 7.
Each of a triangle's sides measures 8 yards. What kind of triangle is it?
- A.
Isosceles
- B.
Scalene
- C.
Equilateral
Correct Answer
C. EquilateralExplanation
An Equilateral Triangle has three congruent sides
(it also has three congruent angles)Rate this question:
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- 8.
Two of the angles of the Astros Pennant are 74 degrees, what is the measure of the small angle?
- A.
25
- B.
15
- C.
32
Correct Answer
C. 32Explanation
all three angles of a triangle add up to 180 degrees.
180-74-74= 32Rate this question:
-
- 9.
A triangular shaped garden has one angle measuring 12 degrees and two angles measuring 84 degrees What kind of triangle is it?
- A.
Right
- B.
Obtuse
- C.
Isosceles
Correct Answer
C. IsoscelesExplanation
An isosceles triangle has at least two congruent sides
(also has two congruent base angles)Rate this question:
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- 10.
Approximately how many degrees is the angle XYZ being measured by the protractor?
- A.
120
- B.
60
- C.
85
Correct Answer
B. 60Explanation
This is an acute angle, therefore you use the smaller scale on the protractor. The Angle is approximately 60 degrees.Rate this question:
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- 11.
You have determined after using a protractor that one of the angles of the following triangle is 90 degrees, and one angle is 45 degrees. What is the measurement of the missing angle?
- A.
90
- B.
45
- C.
225
Correct Answer
B. 45Explanation
Using the formula for triangles, Subtract the known angles from 180
180-90-45= 45Rate this question:
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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Oct 11, 2023Quiz Edited by
ProProfs Editorial Team -
Apr 26, 2010Quiz Created by
Bishops
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