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Mathematics 8 Online
OpenStudy (ivitt):

Check please?

OpenStudy (triciaal):

?

OpenStudy (ivitt):

OpenStudy (ivitt):

I'm talking about screen shot 19

OpenStudy (ivitt):

@OtherWorldly Halp ;(

OpenStudy (otherworldly):

well it is not ruler postulate

OpenStudy (ivitt):

Is it substitution?

OpenStudy (ivitt):

Actually wait no.

OpenStudy (otherworldly):

XD

OpenStudy (jango_in_dtown):

angle addition postulate will be the answer

OpenStudy (jango_in_dtown):

here is a list of all postulated concerned with the topic

OpenStudy (otherworldly):

wouldn't it be c

OpenStudy (ivitt):

Can these be written on a graph

OpenStudy (otherworldly):

the angle addition postulate is not one of the choices...

OpenStudy (jango_in_dtown):

d is right

OpenStudy (jango_in_dtown):

17+13=30 is the substitution property of equality

OpenStudy (jango_in_dtown):

and the step before it was angle addition postulate, which is already mentioned in the picture

OpenStudy (otherworldly):

well then i guess ur right

OpenStudy (ivitt):

Oh oka so it was subsitution that's what I got when I did the math using the the given formula

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