Chapter 6 Test (8th Grade)

Figure A is a reflection of the gray figure.

• True

• False

Figure B is a rotation of the gray figure.

• True

• False

Figure C is a translation of the gray figure.

• True

• False

Figure D is a reflection of the gray figure

• True

• False

Figure E is a rotation of the gray figure.

• True

• False

If triangle PQR is dilated by a scale factor of 3, what is the coordinate of P'?

Hint: Vertex P: (1,1)

• (1/3, 1/3)

• (-3, 3)

• (3,3)

• (1,3)

If triangle PQR is dilated by a scale factor of 3, what is the coordinate of Q'?

Hint: Vertex Q: (3,2)

• (3,6)

• (6,6)

• (1, 2/3)

• (9,6)

If triangle PQR is dilated by a scale factor of 3, what is the coordinate of R'?

Hint: Vertex R: (3,1)

• (9,3)

• (6,2)

• (1, 1/3)

• (3, 3)

Are these rectangles congruent, similar, or neither?

• congruent

• similar

• neither

Which algebraic rule represents the transformation that occurred to get from the gray rectangle to the white rectangle?

• (x,y) -> (-x,y)

• (x,y) -> (x+4,y-2)

• (x,y) -> (x+8,y-2)

• (x,y) -> (x-4, y+2)