Congruence and Orientation Transformations

The triangle FRG is rotated 90^o counter-clockwise. Which of the following statements is true. 

• The image maintains the preimage's orientation

• The image maintains the preimage's congruence

• The image maintains the preimage's orientation & congruence

• The image doesn't maintain the preimage's orientation or congruence

The triangle FRG is reflected across the y axis. Which of the following statements is true. 

• The image maintains the preimage's orientation

• The image maintains the preimage's congruence

• The image maintains the preimage's orientation & congruence

• The image doesn't maintain the preimage's orientation or congruence

The triangle FRG is dilated by a scale factor of 4.  Which of the following statements is true. 

• The image maintains the preimage's orientation only

• The image maintains the preimage's congruence only

• The image maintains the preimage's orientation & congruence

• The image doesn't maintain the preimage's orientation or congruence

The pentagon WASED is dilated by a scale factor of ½.  Which of the following statements is true. 

• The image maintains the preimage's orientation only

• The image maintains the preimage's congruence only

• The image maintains the preimage's orientation & congruence

• The image doesn't maintain the preimage's orientation or congruence

The pentagon WASED is translated up 7.  Which of the following statements is true. 

• The image maintains the preimage's orientation only

• The image maintains the preimage's congruence only

• The image maintains the preimage's orientation & congruence

• The image doesn't maintain the preimage's orientation or congruence

The pentagon WASED is reflected across the x axis.  Which of the following statements is true. 

• The image maintains the preimage's orientation only

• The image maintains the preimage's congruence only

• The image maintains the preimage's orientation & congruence

• The image doesn't maintain the preimage's orientation or congruence

The pentagon WASED is rotated 180^o clockwise.  Which of the following statements is true. 

• The image maintains the preimage's orientation only

• The image maintains the preimage's congruence only

• The image maintains the preimage's orientation & congruence

• The image doesn't maintain the preimage's orientation or congruence

A shape is transformed with the following algebraic rule.  (x,y)→(-x,y) Which of the following statements is true. 

• The image maintains the preimage's orientation only

• The image maintains the preimage's congruence only

• The image maintains the preimage's orientation & congruence

• The image doesn't maintain the preimage's orientation or congruence

A shape is transformed with the following algebraic rule.  (x,y)→(y,-x) Which of the following statements is true. 

• The image maintains the preimage's orientation only

• The image maintains the preimage's congruence only

• The image maintains the preimage's orientation & congruence

• The image doesn't maintain the preimage's orientation or congruence

A shape is transformed with the following algebraic rule.  (x,y)→(x+1,y-6) Which of the following statements is true. 

• The image maintains the preimage's orientation only

• The image maintains the preimage's congruence only

• The image maintains the preimage's orientation & congruence

• The image doesn't maintain the preimage's orientation or congruence