Geometry Review Midterm

Which illustration shows the correct construction of an angle bisector?

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Natalie is playing with the pinwheel like the one shown in the picture above. Which degree of rotation would carry the pinwheel onto itself?

• 5°

• 125°

• 216°

• 225°

Which transformation does not produce an image that is congruent to the original?

• A dilation of scale factor 1 centered at (2,4)

• A dilation of scale factor ½ centered at the origin

• A reflection over y = 4x

• A rotation of 270 degrees followed by a translation down 2

The triangles below are similar. Find the missing side length.

• x = 30

• x = 333

• x = 10.8

The triangles below are similar. Find x.

• x = 42

• x = 14

• x = 12

• x = 144

State if the triangles are congruent. If they are, state how you know.

• SAS

• ASA

• AAS

• Not Congruent

Describe the angle relationship.

• Same Side Interior

• Corresponding

• Alternate Interior

• Alternate Exterior

Which of the following statements correctly describes perpendicular lines?

• Coplanar but do not intersect

• Coplanar and intersect at 90 degree angle

• Coplanar and intersect at either obtuse or acute angles

• Not coplanar

What type of triangle is shown?  Complete the statement:  ∠A≅∠_.

• Equilateral; C

• Isosceles; C

• Isosceles; B

• Scalene; None

Describe the transformation in the picture from the black triangle to the blue triangle.

• Reflection over the y-axis

• Reflection over the x-axis

• Reflection over y=x

• Reflection over y=-x