solve it fast.,......
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Here is the proof
justify it
justify it
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to prove: DE//BC
proof : in triangle abc nd ade
ab = ad
ac = ae
/ bac = / ead
so by cpct it will proof that de// bc
proof : in triangle abc nd ade
ab = ad
ac = ae
/ bac = / ead
so by cpct it will proof that de// bc
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