#Im smoked

44 messages · Page 1 of 1 (latest)

icy girderBOT
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icy girderBOT
orchid sinew
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whats "reproduce and complete the figure"?

eternal linden
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I proved that OP IS BISECTOR OF ANGLE NOB

orchid sinew
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90 degree at radius point

eternal linden
orchid sinew
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thats converse of it

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You can do that by congruency

eternal linden
orchid sinew
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You are proving it by angle bisector condition

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Or wait
if 2 angles are x in both and the 3rd angle is 90 degree
then the angle at N is also 90 degree

eternal linden
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Yep

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U mean that angle b is 90 so N is 90 but how u conclude this?

orchid sinew
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Take triangles OBP and OPN
2 angles are x in both and we know that sum is always 180 degree

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Can you see now?

eternal linden
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Ohhhh

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I didnt understand but okayWHAT

orchid sinew
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what did you not understand?

eternal linden
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All of it

orchid sinew
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You know angle sum property?

eternal linden
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Yeah 180 rule right?

orchid sinew
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yep

eternal linden
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Sum of angles =180

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Yeah

orchid sinew
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then if you know 2 angles in a triangle, you can deduce the 3rd, right?

eternal linden
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Yep

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NOP=45 (BY BISECTOR PO)
OPN : UNKNOWN

orchid sinew
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then by bisection, the angle x in other triangle OPN is also 45 degree

eternal linden
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That bisctor is bisecting angle NOB NOT NPB

orchid sinew
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Oh mb

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I mean NOP = BOP
BOP = 45
so NOP = 45

eternal linden
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Yeah

orchid sinew
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then NPO is also 45 degree(bisection)

eternal linden
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Ohhhhhh know I understand this

orchid sinew
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you can fiind angle N now

eternal linden
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So by summation of angles in traingle we could deduce angle n right?

orchid sinew
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yup

eternal linden
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Yeah tnks bro

orchid sinew
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Though it would be easier to use ocngruency

eternal linden
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Yep

orchid sinew
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Anyhow, if you have gotten your answer, wlc

eternal linden
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Ty