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lozanna [386]
3 years ago
7

Help. I have no idea how to do this

Mathematics
1 answer:
mr_godi [17]3 years ago
7 0
Mhm.... Word problems.. So! Angle Side Angle :) proving that 2 triangles are equal. 
You need to prove that DC is equal to BA. Now....
DB == AC.
which you can subtract BC from both sides!
DB-BC = AC-CB. leaving you with DC= AB

Now by Side Angle Side, The angles are =, 2 sides are equal, means the 2 triangles are equal :) If the triangles are equal, the 2 remaining sides must be equal
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