angle1=ang3andang2=ang4show that angA=angC
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Answer:- <1=<2
<3=<4
Adding <1 to both angles
<3+<1 = <4+<1
As mentioned above, <1=<2
Therefore, <3+<1=<2+<4
Which means: <ABC = <DBC
The Euclid's axiom used here is: "If equals are added to equals, the wholes are equal."
Step-by-step explanation:
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