1300 Math Formulas

(Dana P.) #1
CHAPTER 3. GEOMETRY

3.15 Tangential Quadrilateral


=


páÇÉë=çÑ=~=èì~Çêáä~íÉê~äW=~I=ÄI=ÅI=Ç=
aá~Öçå~äëW=Ç=NIÇO
^åÖäÉ=ÄÉíïÉÉå=íÜÉ=Çá~Öçå~äëW=φ=
o~Çáìë=çÑ=áåëÅêáÄÉÇ=ÅáêÅäÉW=ê=
mÉêáãÉíÉêW=i=
pÉãáéÉêáãÉíÉêW=é==
^êÉ~W=p=
=
=

=


=


Figure 26.
=



  1. ~+Å=Ä+Ç=



  2. i=~+Ä+Å+Ç=O(~+Å)=O(Ä+Ç)=


=





()( )



ÇÇ ~ Ä ~ Ä é
ê

O O O
O

O
= N − − + − I==

ïÜÉêÉ=
O

i
é= K==

=
Free download pdf