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#1 2007-06-09 04:23:16

Daniel123
Member
Registered: 2007-05-23
Posts: 663

similarity and congruency

Hey everyone!

I just wanted to clarify the different rules for determining whether triangles are similar/congruent. Can anyone give me a quick list of them?

Thanks. smile

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#2 2007-06-09 04:46:29

Identity
Member
Registered: 2007-04-18
Posts: 934

Re: similarity and congruency

Congruency:
SAS (Two sides and included angle, Side angle side)
ASA (Two angles and a side, Angle side Angle)
SSS (3 side lengths equal, side side side)
RHS (right angle, hypotenuse, side)

Similarity:
PAP (Proportion angle Proportion)
PPP (Proportion proportion proportion)
AAA (often shortened to AA, Angle angle angle)

Last edited by Identity (2007-06-09 04:47:00)

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#3 2007-06-09 05:04:20

Daniel123
Member
Registered: 2007-05-23
Posts: 663

Re: similarity and congruency

Thanks a lot Identity. big_smile

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