Triangle Inequality Theorem

What is the largest angle in this triangle?

• ∠D

• ∠E

• ∠F

2.    What is the smallest angle in this triangle?

• ∠D

• ∠E

• ∠F

3. What is the longest side?

• Line LM

• Line LN

• Line MN

3. What is the shortest side?

• Line LM

• Line LN

• Line MN

3. What is the opposite side of ∠N?

• Line LM

• Line LN

• Line MN

3. What is the opposite side of ∠L?

• Line LK

• Line KM

• Line LM

3. What is the opposite side of line KL?

• ∠K

• ∠L

• ∠M

3. What is the opposite side of line KM?

• ∠K

• ∠L

• ∠M

The Triangle Sum Theorem states  that the sum of all  angles in a triangle is ______________

• 45°

• 90°

• 180°

• 360°

The Triangle Inequality Theorem states the sum of any two sides in a triangle must be greater than the length of the third side

• True

• False