In an isosceles triangle ABC, the vertex angle A is ? right angle. Let D be any point on the base BC and take a point E on CA so that CE = CD. Join ED and produce it to meet AB produced in F (Fig. 5). If the bisector of the ZEDC meets AC in R, show that (i) AE = = DC. EF; (i) DR %3D

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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In an isosceles triangle ABC, the vertex angle A is right angle. Let D
be
any point on the base BC and take a point E on CA so that CE =
ED and produce it to meet AB produced in F (Fig. 5). If the bisector of the
ZEDC meets AC in R, show that (i) AE
CD. Join
- EF; (i) DR = DC.
Transcribed Image Text:In an isosceles triangle ABC, the vertex angle A is right angle. Let D be any point on the base BC and take a point E on CA so that CE = ED and produce it to meet AB produced in F (Fig. 5). If the bisector of the ZEDC meets AC in R, show that (i) AE CD. Join - EF; (i) DR = DC.
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