Geometry Unit

If ∆ABC≅∆EFD, find the length of AB that makes the triangles congruent.

• 8 in

• 45 in

• 15 in

• 55 in

Tags

CCSS.HSG.CO.B.7

Suppose ABCD is translated so that the image of C is (1, 1). Describe the translation of ABCD in coordinate notation.

Tags

CCSS.HSG.CO.A.2

Find the rule that translates triangle ABC to triangle A'B'C'.

Tags

CCSS.HSG.CO.A.2

If triangle ABC is rotated counterclockwise 90 degrees about the origin, what would be the image of point C?

• C' (-3, 2)

• C' (3, 2)

• C' (-2, 3)

• C' (2, -3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Triangle ABC is reflected over the x-axis. Find the image of point C.

• (3, -2)

• (-3, 2)

• (-2, 3)

• (2, -3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If triangle ABC is rotated counterclockwise 180 degrees about the origin, what would be the image of point B?

• B' (-4, 0)

• B' (0, 4)

• B' (4, 0)

• B' (0, -4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Starting with Line 1, name the location after a reflection over y = -x.

• Line 7

• Line 6

• Line 4

• Line 1

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Triangle A is rotated 90° counterclockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?

• A

• B

• C

• D

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which of the following best describes the dilation and scale factor?

• Reduction; Scale Factor: 4

• Reduction; Scale Factor: 1/4

• Enlargement; Scale Factor: 4

• Enlargement; Scale Factor: 1/4

Tags

CCSS.8.G.A.3

Which of the following best describes the dilation and scale factor?

• Reduction; Scale Factor: 4

• Reduction; Scale Factor: 1/4

• Enlargement; Scale Factor: 4

• Enlargement; Scale Factor: 1/4

Tags

CCSS.8.G.A.3