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OpenStudy (anonymous):
OpenStudy (anonymous):
OpenStudy (anonymous):
Theoceangirl (the_ocean_girl):
Let's start with the first one
OpenStudy (anonymous):
okay
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OpenStudy (anonymous):
Hint: look at the ticks
OpenStudy (anonymous):
I know for a fact that it's congruent just dont know how to explain it
OpenStudy (anonymous):
oh ok
Theoceangirl (the_ocean_girl):
Well you have that those sides are congruent, what else can you use to prove that the triangle is congruent?
OpenStudy (anonymous):
the angles
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Theoceangirl (the_ocean_girl):
which angles specifically?
OpenStudy (anonymous):
i think
Theoceangirl (the_ocean_girl):
You're on the right track, just say which angles
OpenStudy (anonymous):
i dont even know i'm confused on this
Theoceangirl (the_ocean_girl):
|dw:1449774772196:dw|
sorry I'm a horrible artist! But the sides bisect one another. So the angles in between them would be congruent. I forget which property that is. It might be definition of a bisector. But that proves the first one to be congruent by SAS
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Theoceangirl (the_ocean_girl):
It could also be vertical angles are congruent
OpenStudy (anonymous):
Lol, your not that bad cause I understood! I think it's vertical angles
Theoceangirl (the_ocean_girl):
Yeah it's most likely vertical angles. Let's move on to the 2nd one you put
OpenStudy (anonymous):
okay :3
Theoceangirl (the_ocean_girl):
Okay so they gave us the right angle. There's another SUPER obvious statement that can be used to prove congruence, do you know what it is?
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OpenStudy (anonymous):
The sides on both triangles are congruent ?
Theoceangirl (the_ocean_girl):
Well look at the diagram. The triangles share one side. Which means it's equal to itself. Do you know what property this is?
OpenStudy (anonymous):
I'm not sure no
Theoceangirl (the_ocean_girl):
Here's a hint! A=A looks like a mirror. It's reflecting the other side.
OpenStudy (anonymous):
Reflective property
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