Please Solve it with Proof. Rectangles BCC,B2, CAA¡C2, and ABB¡A2 are erected outside an acute triangle ABC. Suppose that ZBC¡C + ZC A1 A +ZAB¡B = 180°. Prove that lines B¡C2, C1A2, and A¡B2 are concurrent.

Please Solve it with Proof. Rectangles BCC,B2, CAA¡C2, and ABB¡A2 are erected outside an acute triangle ABC. Suppose that ZBC¡C + ZC A1 A +ZAB¡B = 180°. Prove that lines B¡C2, C1A2, and A¡B2 are concurrent.

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter7: Locus And Concurrence

Section7.3: More About Regular Polygons

Problem 28E: If possible, draw an equilateral and concave: a triangle c pentagon

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Please Solve it with Proof.
Rectangles BCC,B2, CAA¡C2, and ABB1A2 are erected outside an
acute triangle ABC. Suppose that
ZBC¡C + ZC A1A+ZAB¡B = 180°.
Prove that lines B¡C2, C1A2, and A1 B2 are concurrent.

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