Similar Triangles Proof

Find side length X.

• 16

• 18

• 2.4

• 15

Find BD. The triangles in each pair are similar.

In similar triangles, corresponding angles are ​ ​ (a)   and corresponding sides are ​ (b)   .

• congruent

• proportional

• parallel

• perpendicular

Find side length X.

• 30

• 25

• 15

• 40

What is the "statement" for step 3 of the proof? 

• ∡EDA≅∡DCB

• ∡AED≅∡BEC

• DE=CE

• ∡AED≅∡CED

Identify the  missing statement or reason

• LN≅MJ

• JK≅NK

• MK≅LK

• ∠JKM≅∠NKL

What is the "statement" for step 3 of the proof? 

• ∡EDA≅∡DCB

• ∡AED≅∡BEC

• DE=CE

• ∡AED≅∡CED

What is the "statement" for step 2 of the proof?

• ∡JHI≅∡JKL

• JL=JI

• ∡H≅∡K

• HI=KL

The triangles are similar by...

• SAS

• AA

• ASA

• SSS

Determine whether the triangles are similar(name the postulate or theorem you used).

• SSS similar

• AA similar

• SAS similar