Triangle Inequality

Can these sides form a triangle? 2, 9, 5

• Yes

• No

Tags

CCSS.7.G.A.2

Can these sides form a triangle? 6, 4, 4

• Yes

• No

Tags

CCSS.7.G.A.2

• Yes

• No

Tags

CCSS.7.G.A.2

Name a possible length for the third side of a triangle with sides 4 and 7.

Tags

CCSS.7.G.A.2

Name a possible length for the third side of a triangle with sides 11 and 19.

Tags

CCSS.7.G.A.2

Which of the following could be the third side of a triangle with sides 5.2 and 7.2? Check all that apply.

• 21

• 2

• 9

• 12.4

• 11

Tags

CCSS.7.G.A.2

Which of the following could NOT be the third side of a triangle with sides 35 and 14? Check all that apply.

• 21

• 48

• 26

• 35

• 14

Tags

CCSS.7.G.A.2

If the measures of 2 sides of a triangle are 57 and 32, what is the LEAST possible measure of the third side if the measure is an integer?

• 25

• 26

• 88

• 89

Tags

CCSS.7.G.A.2

What is the LONGEST side in this figure? Be careful...this is tricky!

• AB

• BC

• CD

• DA

• DB

Tags

CCSS.HSG.CO.C.10

List the sides of triangle ABC in ASCENDING order if <A=36 degrees and <B=81 degrees. 

• AB, BC, CA

• BC, AB, AC

• BC, AC, BA

Tags

CCSS.HSG.CO.C.10

CCSS.HSG.SRT.B.4

CCSS.HSG.SRT.D.11

CCSS.HSG.SRT.D.10