Triangle Inequality Theorem

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

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

• Yes
• No

Could a triangle with these side lengths exist?
33, 16, 17

• Yes
• No
• I don't know.

Does a triangle with these side lengths exist?
11, 28, 16

• Yes
• No
• I don't know.

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

Select the measurements that match the sides of a triangle.

• 7, 9, 19
• 7, 12, 1
• 7, 7, 7
• 7, 7, 16

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