Triangle Inequality Theorem

Determine if the following lengths will create a triangle.

7, 8, 9

• Yes

• No

Tags

CCSS.7.G.A.2

Determine if the following lengths will create a triangle.

101, 212, 313

• Yes

• No

Tags

CCSS.7.G.A.2

Determine if the following lengths will create a triangle.

71, 18, 22

• Yes

• No

Tags

CCSS.7.G.A.2

Find the range of possible lengths for the third side.

2.5, 7.25, x

• 4.75 < x < 9.75

• 9.75 < x < 4.75

• 4.75 > x > 9.75

Find the range of possible lengths for the third side.

88, 99, x

• 1.125 < x < 8712

• 187 < x < 11

• 11 < x < 187

Select the length that could be the third side.

7, 15, x

• 8

• 19

• 22

Select the length that could be the third side.

879, 615, x

• 1493

• 1494

• 1495