﻿ Classifying Triangles by Angles Worksheet | Problems & Solutions

# Classifying Triangles by Angles Worksheet

Classifying Triangles by Angles Worksheet
• Page 1
1.
An angle of measure 130o is called _____________.
 a. straight angle b. right angle c. acute angle d. obtuse angle

2.
Which of the following can be the measures of the sides of a scalene triangle?
 a. 13, 12 and 12 b. 12, 12 and 12 c. 9, 12 and 13 d. 9, 12 and 9

3.
Identify the triangle.

 a. isosceles triangle b. right triangle c. scalene triangle d. equilateral triangle

4.
Identify the triangle.

 a. isosceles triangle b. equilateral triangle c. scalene triangle d. right triangle

5.
Which of the following can be the side lengths of an isosceles triangle?
 a. 7, 7 and 7 b. 9, 5 and 9 c. 4, 5 and 6 d. 5, 6 and 7

6.
Choose the triangle, which is scalene but not a right triangle.

 a. Figure 4 b. Figure 3 c. Figure 1 d. Figure 2

7.
Identify the name of the triangle.

 a. obtuse triangle b. equilateral triangle c. isosceles triangle d. scalene triangle

8.
Name the triangle.

 a. right triangle b. isosceles triangle c. scalene triangle d. equilateral triangle

9.
Name the figure.

 a. obtuse triangle b. acute triangle c. equilateral triangle d. right triangle