WorksheetsAll Things Triangles
Total questions: 31
Worksheet time: 41mins
A student is trying to construct triangles using four different sets of angles. The angles in each set are given below. Which set will form a triangle?
45°, 65°, 70°
150°, 110°, 100°
50°, 50°, 50°
90°, 90°, 90°
3, 5, 8
Which of the following sets of side lengths could produce a triangle. SELECT ALL THAT APPLY.
4, 4, 4
5, 5, 10
3, 6, 9
5, 7, 11
13, 5, 6
Will these line segments form a triangle?
yes
no
If the longest side of the triangle was 10. Then the two shorter sides must have a sum that is ....?
any length
equal to 10
greater than 10
less than 10
Given are the lengths of two sides of a triangle. Find the range of lengths for the third side. 7 mm, 4 mm
3 < x < 11
4 < x < 7
7 < x < 4
11 < x < 3
A triangle with 3 congruent sides is called a(n) ______
Isosceles Triangle
Equilateral Triangle
Obtuse Triangle
Irregular Triangle
Classify this triangle by its sides and angles.
acute & scalene
right & scalene
right & equilateral
acute & equilateral
Classify this triangle by its sides and angles.
obtuse & isosceles
obtuse & equilateral
right & isosceles
right & equilateral
Classify this triangle by its sides and angles.
right & scalene
acute & isosceles
right & isosceles
acute & scalene
equilateral
isosceles
scalene
acute
obtuse
right
Name a possible length for the third side of a triangle with sides 4 and 7.
15, 12, 9
Which of these lengths CANNOT represent the sides of a triangle?
32, 34, 60
28, 30, 58
13, 20, 27
2, 4, 5
