Congruent Triangles

What kind of angle is this?

• Acute

• Obtuse

• Reflex

• Straight

What kind of triangle is this?

• Equilateral

• Scalene

• Isosceles

• Right-angled

Are these shapes congruent, similar or neither?

• Congruent

• Similar

• Neither

Are these shapes congruent, similar or neither?

• Congruent

• Similar

• Neither

What kind of transformation is this?

• Rotation

• Reflection

• Translation

• Dilation

What kind of transformation is this?

• Rotation

• Dilation

• Translation

• Reflection

What kind of transformation is this?

• Rotation

• Translation

• Reflection

• Dilation

What is a possible name for this triangle?

• ∆ABC
  

• ∆BAC
  

• ∆CBA
  

• All of these.

What are the possible names for this angle?

• Only $\angle$ ACB 

• Only $\angle$ C 

•  $\angle$ ACB or  $\angle$ C or  $\angle$ BCA  

•  $\angle$ ABC or  $\angle$ C

What is the symbol for congruence?

• $\equiv$

• $\cong$

• Both

• Neither