Possible Lengths of Triangles

Determine if it is possible to form a triangle with the given side lengths. 5 cm, 5 cm, 10 cm.

• yes

• no

Will the side lengths 5, 6, 12 make a triangle?

• Yes

• No

Will the side lengths 6, 8, 11 make a triangle?

• Yes

• No

What is the " Triangle Ineqality 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 

The triangle inequality theorem states that the sum of any two sides must be ________________ the length of the third side.

• less than

• greater than

• equal to

• less than or equal to

The triangle inequality theorem states that the _________ of any two sides must be greater than the length of the third side.

• quotient

• difference

• sum

• product

Three line segments have measures of 12 cm, 7 cm, and 5 cm. Will the segments form a triangle?

• Yes

• No

Three line segments have measures of 9 cm, 5 cm, and 6 cm. Will the segments form a triangle?

• Yes

• No

Can the following 3 numbers be side measures of a triangle

7, 5, 4

• Yes

• No

Can the following 3 numbers be side measures of a triangle

• Yes

• No