All About Triangles

What is the SUM of the angle measures in a triangle (3 sides)?

• 60°
• 90°
• 120°
• 180°

Find the measure of the missing angle.

• 90^o
• 10⁰
• 130^o
• 50^o

Find the measure of each angle indicated. 

• 139°
• 66°
• 138°
• 116°

Find the measure of the indicated angle. 

• 26
• 36
• 85
• 144

Find the measure of the missing angle.

• 30^o
• 110^o
• 150^o
• 40^o

Can the following side measures form a triangle?
  3, 5, 8 

• Yes
• No

Which of the following does not represent the lengths of the sides of a triangle?

• 2 cm, 6 cm, 7 cm
• 5 cm, 2 cm, 5 cm
• 5 cm, 5 cm, 8 cm
• 3 cm, 10 cm, 15 cm

Which set of numbers represents the side lengths of a triangle?

• {5,18,13}
• {6,17,22}
• {16,24,7}
• {26,8,15}

If the given side lengths of a triangle are 16 and 10 which can NOT be the third side?

• 25

• 22

• 27

• 21

Will these line segments form a triangle?

• yes

• no