Triangle Inequality

Does a triangle with these side lengths exist?

33, 16, 17

• Yes

• No

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

Can the sides of a triangle have lengths 3, 8, and 9?

• Yes
• No

Tags

CCSS.7.G.A.2

Can the sides of a triangle have lengths 3, 4, and 9?

• 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

Tags

CCSS.7.G.A.2

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

• 9
• 10
• 11
• 12

Tags

CCSS.7.G.A.2

Which of the following would NOT work to make a triangle with the two side lengths of 2 and 6?

• 6
• 7
• 5
• 4

Tags

CCSS.7.G.A.2

Which of the following would NOT work to make triangle with the two side lengths of 15 and 20?

• 15
• 9
• 1
• 6

Tags

CCSS.7.G.A.2

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

If the lengths of two sides of a triangle are 4 and 10, which could be the length of the third side?

• 6
• 8
• 14
• 16

Tags

CCSS.7.G.A.2