Inequalities in triangles

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

• Yes
• No

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

Name the smallest angle in this triangle.

• ∠A
• ∠B
• ∠C

Tags

CCSS.HSG.CO.C.10

Name the largest angle in this triangle.

• ∠D
• ∠E
• ∠F

Tags

CCSS.HSG.CO.C.10

Which side lengths would NOT form a triangle?

• {3,4,5}
• {2,5,9}
• {5,10,12}
• {7,9,11}

Tags

CCSS.7.G.A.2

Two sides of a triangle have side lengths of 17 meters and 12 meters.  What is the range of possible lengths for the third side?

• 12 < x < 17
• 12 < x < 29
• 5 < x < 17
• 5 < x < 29

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

• 10.5

• 15

• 21

• 28

Tags

CCSS.HSG.SRT.A.2

• AB>AC

• AB<AC

• AB=AC

• No conclusion can be made

Tags

CCSS.HSG.CO.C.9

• Dave

• Ellen

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

CCSS.HSG.SRT.D.11

The smallest angle would be located where in a triangle?

• Across from the smallest side.
• Across from the largest side
• Cannot tell

Tags

CCSS.HSG.CO.C.10