Inequalities in Two Triangles

Which is NOT a possible measure for ∠DCB?

• 27º
• 30º
• 34º
• 35º

Which of the following is a possible  length for segment AC

• 10
• 15
• 17
• 9

Select the correct answer

• A
• B
• C
• D

Select the correct answer

• A
• B
• C
• D

Using the hinge theorem, we can say that AB _____ DC

• Greater than
• Less than
• Equal to
• Half of 

Using the hinge theorem, we can say that Angle 1 _____ Angle 2.

• Less than
• Greater than
• Equal to 
• Half of

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

Identify the smallest angle.

• ∠A
• ∠B
• ∠C

Determine whether the given measures can be the lengths of the sides of a triangle.

9, 21, 20

• Yes

• No

BC _____ EF

• <

• >

• =

• No conclusion can be made.