Triangle Inequality and Triangle Sum Theorem Quick Check

9. Which of these lengths CANNOT represent the sides of a triangle?

• 32, 34, 60
• 28, 30, 58
• 13, 20, 27
• 2, 4, 5

Tags

CCSS.7.G.A.2

Do the following side lengths form a triangle?
2 inches, 2 inches, 4 inches

• Yes
• No

Tags

CCSS.7.G.A.2

Can the following side measures form a triangle?
  4 cm, 7 cm, 10 cm 

• Yes
• No

Tags

CCSS.7.G.A.2

What is a possible third side to a triangle with side lengths of 13 and 4?

• 9
• 12
• 8
• 5

What is a possible third side to a triangle with side lengths of 5 and 5?

• 9
• 10
• 11
• 12

What is a possible third side to a triangle with side lengths of 13 and 4?

• 9
• 12
• 8
• 5

Which set of numbers may represent the lengths of the sides of a triangle?

• {2,5,9}
• {6,6,7}
• {6,4,2}           
• {7,8,1}

Tags

CCSS.7.G.A.2

In a triangle, how many total degrees are there?

• 100%
• 180 degrees
• it varies
• 360 degrees

Tags

CCSS.8.G.A.5

What is a possible third side to a triangle with side lengths of 13 and 4?

• 9
• 12
• 8
• 5

The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 

• 45°
• 90°
• 180°
• 360°

Tags

CCSS.8.G.A.5