Triangle Inequality Theorem

Does a triangle with these side lengths exist?
15, 12, 9

• Yes, only one
• No
• Yes, many

What is the " Triangle Inequality Theorem"? 

• The sum of the 2 Sides is > than the 3rd 
• The lengths of a triangles sides are all the same 
• An obtuse triangle 
• Something that you made up 

Tags

CCSS.HSG.CO.C.10

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

• Yes
• No

Tags

CCSS.7.G.A.2

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

Does a triangle with these side lengths exist?
8.5, 6.5, 13.5

• Yes
• No
• I don't know.

Tags

CCSS.7.G.A.2

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

Select the measurements that match the sides of a triangle.

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

Tags

CCSS.7.G.A.2

Does a triangle with these side lengths exist?
15, 12, 9

• Yes
• No

Tags

CCSS.7.G.A.2

Does a triangle with these side lengths exist?
20, 10, 9

• Yes
• No

Does a triangle with these side lengths exist?
5, 10, 15

• Yes
• No

Tags

CCSS.7.G.A.2