Geometry Unit

Determine the center of the dilation.

• Point A

• Point B

• Point C

• Point D

Triangle DEF is formed by connecting the midpoints of the sides of triangle ABC. What is the perimeter of triangle ABC?

• 12

• 18

• 19

• 38

Which of the following shapes aren't ALWAYS similar?

• Equilateral Triangles

• Circles

• Squares

• Hexagons

• (-2,-5)

• (4,-5)

• (-4,5)

• (-2,5)

• (2,-5)

• circle

• parabola

• line

• exponential curve

• r = 3

• r = 4

• r = 5

• r = 6

• r = 7

• inside the circle

• outside the circle

• on the circle

• need more info

Which rule correctly describes a reflection over the x-axis?

Which of the following transformations results in a similar (but not congruent) image?

• translation

• rotation

• reflection

• dilation