Scale Factor and Similarity Practice

Pentagon ABCDE is similar to Pentagon RYMNT. Which of the following is/are correct (choose all that apply).

• NT/DE = RT/AE

• AB/RY = NM/DC

• AB/RY = ED/MT

• AB/BC=RY/YM

ΔOBC is similar to ΔOGT because: (choose the best answer)

• ΔOBC can be dilated about point O by a scale factor of 1/2, and then rotated 90 degrees about point O.

• ΔOBC can be dilated about point G by a scale factor of 1/2, and then reflected over the x- axis

• They aren't similar

• They map to each other with similarity transformations.

The two figures in each question are similar. Which of the following is true? ΔBAC ∼ ________

• ΔJHT

• ΔJTH

• ΔHJT

• ΔTHJ

• ΔTJH

Given that ΔAFG ~ ΔDRH, complete the following:

• ∠A

• ∠F

• ∠G

• AF

Given that ΔAFG ~ ΔDRH, complete the following:

• AF

• AG

• FG

• FH

Given that ΔAFG ~ ΔDRH, complete the following:

• ∠A

• ∠F

• ∠G

• FH

Given that ΔAFG ~ ΔDRH, complete the following:

• AF

• AG

• FG

• FH

Pentagon ABCDE is similar to Pentagon RYMNT. Which of the following is correct.

• ∠C ≅ ∠M

• ∠T ≅ ∠E

• ∠Y ≅ ∠B

• ∠A ≅ ∠M

• ∠C ≅ ∠R

∆ABC is similar to another triangle. The picture provides the similarity statement. ∆ABC∼ ______

• ΔDRT

• ΔDTR

• ΔTRD

• ΔTDR

• ΔRTD

The two figures in each question are similar. Which of the following is true? Pentagon GYKMR ∼ ________

• Pentagon EABCD

• Pentagon ARMKY

• Pentagon AEDCB

• Pentagon BACDE