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Mathematics 18 Online
OpenStudy (_malice_):

Identify the postulate or theorem that proves the triangles congruent. A. SSS B. SAS C. ASA D. The triangles cannot be proven congruent.

OpenStudy (_malice_):

How do I do.

OpenStudy (_malice_):

@mathmate

OpenStudy (mathmate):

How many pairs of sides are congruent, according to you?

OpenStudy (_malice_):

Er thats the thing I don't know what to do

tigerlover (tigerlover):

i would say 4

OpenStudy (_malice_):

Like would you be able to teach me from start what to do with this

OpenStudy (mathmate):

The little ticks on the sides mean that the sides are congruent. If two sides each has one tick, these two sides are congruent. If two side each has two ticks, these two sides are also congruent. (congruent sides mean the two sides have the same length). So look at the two triangles (left and right) and find out how many of their sides are congruent!

OpenStudy (_malice_):

so 2 congruent sides right?

OpenStudy (mathmate):

Almost. You have missed the easy and obvious one, the one that is common to both tirangles, right in the middle. Since both triangles are built on that same side, that is the third congruent side, do you agree?

OpenStudy (phi):

yes, two sides. now you should say "IF I knew about the 3rd side" I could use SSS so look at the 3rd side.

OpenStudy (mathmate):

:) Combine the last two posts, and you'd have the answer! lol

OpenStudy (_malice_):

Ah, I see now math. I had another one with other stuff that someone just gave me the answer to and wouldn't help me figure it out, if you don't mind I'll post it if I come across it again.

OpenStudy (_malice_):

Thanks for the help math I appreciate you guys, really. :D

OpenStudy (_malice_):

Yeah I got another one 1 sec

OpenStudy (mathmate):

Sorry gtg, will be back some time later today. Hope @phi can continue with your next question!

OpenStudy (_malice_):

no problem!

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