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WorksheetsAngle and Triangles
Total questions: 17
Worksheet time: 17mins
∠AOB and ∠COB can best be described as -
complementary angles
supplementary angles
vertical angles
adjacent angles
What angle pair is this?
supplementary (add up to 180o)
Vertical Angles (they are congruent)
Corresponding angles (they are congruent)
Complementary angles (add up to 90o)
What type of angle is shown?
acute
obtuse
right
straight
If m∠1 = 30°, then m∠3 =
30°
60°
150°
undetermined
Determine if it is possible to form a triangle with the given side lengths. 7 yd, 8 yd, 9 yd
yes
no
Determine if it is possible to form a triangle with the given side lengths. 15 in., 12 in., 2 in.
yes
no
Solve for x.
16
11
50
6
These angles are...
Complementary
Supplementary
Neither
If m∠XOZ = 74°, find m∠XOY.
37°
74°
90°
148°
Determine if it is possible to form a triangle with the given side lengths. 2 mm, 2 mm, 8 mm
yes
no
Determine if it is possible to form a triangle with the given side lengths. 5 ft., 5 ft., 10 ft.
yes
no
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°
Find the measure of the missing angle.
90o
100
130o
50o
The Triangle Sum Theorem states that the sum of all angles in a triangle is ______.
45°
90°
180°
360°
Right triangle ABC has an acute angle measuring 42°. What is the measure of the other acute angle?
42°
48°
There is not enough information.
138°
What type of triangle is shown?
Isosceles
Right-angled
Equilateral
Scalene
What type of triangle is shown?
Isosceles
Right-angled
Equilateral
Scalene
