Cyclic quads

Author:Stephen Sproule

CDEF is a cyclic quadrilateral Move point C to find a relationship between angles D and F. (You may need to study this for a while.) By moving point C does the relationship between angles C and E change?

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Graphical solution of ax² + bx + c = k
Drunk Parabola
Traffic Cone
Graph of y = ax² + bx + c
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Rotation P1
Perpendicular
Using Prove- Triangle from Polygon tool
Limit of a chord
MODUL 16B_YANI NURCAHYANI_SMPN 2 SUKABUMI

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Algebra
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