1 True or false: A reflection is a type of transformation in which every point of an object moves the same distance in the same direction. (1 point)
A. This statement is true.
B. This statement is false. A reflection is a line over which points are reflected.
C. This statement is false. A reflection is a type of transformation in which every point of an object is moved to a point on the other side of a given line, the same distance from the line.
D. This statement is false. A reflection is a figure that results from applying a transformation.
2. Which point is a reflection of P across the given line of reflection?
1 D
2 B
3 C
4 A
3. A 35°35° angle is reflected across a horizontal line. What is the measure of the resulting angle? (1 point)
A. 35°
B. 55°
C. 145°
D. 325°
4. A rectangle is reflected across a vertical line. What is the resulting shape? (1 point)
A. a square
B. a nonrectangular parallelogram
C. a rectangle
D. a nonrectangular rhombus
5. The pre-image triangle ABC is reflected across a line to form the image triangle A′B′C′. Which of the following describes the line of reflection?
A. It is a horizontal line.
B. It rises from left to right.
C. It is a vertical line.
D. It falls from left to right.
11 answers
1 D
2 B
3 C
4 A
A. 35°
B. 55°
C. 145°
D. 325°
4. A rectangle is reflected across a vertical line. What is the resulting shape? (1 point)
A. a square
B. a nonrectangular parallelogram
C. a rectangle
D. a nonrectangular rhombus
2. A reflection over a vertical line will result in another rectangle, so the answer is C.
A. It is a horizontal line.
B. It rises from left to right.
C. It is a vertical line.
D. It falls from left to right.
1. D
2. B
3. C
4. A
triangle A′B′C′. Which of the following describes the line of reflection?
A. It is a horizontal line.
B. It rises from left to right.
C. It is a vertical line.
D. It falls from left to right.