Properties of Triangles

Which triangle congruence theorem proves the two triangles congruent?

• SSS

• SAS

• not enough information

How are these triangles congruent?

• AAS

• ASA

• SAS

• Not enough information

How are these two triangles congruent?

• AAS

• ASA

• Not enough information

• SAS

Which of the following CANNOT represent the lengths of the sides of a triangle?

• 2 cm, 6 cm, 7 cm

• 5 cm, 2 cm, 5 cm

• 5 cm, 5 cm, 8 cm

• 3 cm, 10 cm, 15 cm

AB = 4cm

BC = 3 cm

<B = 30 degrees

• Unique Triangle (1 triangle)

• More than one triangle

• Not Possible ( 0 triangles)

Can a triangle have sides with the given lengths?

• Yes

• No

Can this set of angles be used to construct a triangle?

90^o, 80^o , 20^o

• Yes

• No

• I don't know

Which of the following side measures form a triangle?

• 4, 6, 10

• 4, 6, 9

• 4, 6, 11

• 2, 4, 6

Do the following lengths form a triangle

• Yes

• No

For ∆ABC, how many possible triangles can be drawn: ∠A = 75°, a = 15 cm, b = 12 cm?

• 0

• 1

• 2

• Can't determine