Page 41 - GEOMETRY

/r/rr ///re //oR,/?rr1or/
///rrdn ///redn
d?ord,//r/r/o/
desd / rrdrrr/drdrrddrrddrdrrdrr/rddrr//rrdrr/ /rrd
d d
fdrddrdrrrdrddrrdrrrrrdrrdrdrddrrr/rrrddddrrd
/ /rdddrrddr//rrrrr rrdrrrddrddrrdrddrrdrrrrrd
d d
rdrdrddr/r/rrrddddrrdr/ /rdddrrddrr/r/rdrrddr d?dd ,dr D r//,r/rrdrrorrrdrrddr/drdrdrddrdrrddrr/
d
rrr/ drdddd rdrr//rrdd/ddrrxddrrdrddrrdrrr/orP rr/dr,drr/r:
d
//r2rnr:rr,rrdddrrdrrrrdrrddrrrrrdrddrrddrrrdrrdd
r//r r/r / r / /r
d d
D //orrdrrdrrrddrrddrrrr/derrdrr/o/?
rr / /r
d
//r r r /r / /r D r//r /r o r/r //
d d
r/r / r /orP rr/ r/r:r//r2rnr:rr,
d
D //o r/o/
1 1 1 1 1 1
/r/r = = ///r = =
QQ 1 OO 1 QQ 1 QQ 1 OO 1 QQ 1
/ r/rrddr,ods
1 1 2 1 1 2 /r/ sr:rnn /// sr:rer
///r = = ///r = =
QQ OO QQ OO QQ QQ
1 1 1 1 1 1 /// dr:re /// rr:r,n
V
d?od ,drrddrdrxddrdrdrrd,r/d/rrrdrrrd,rrrdrddrdrrdr? d?,d dddrdrrddrr/rrdrrr/rddr r//rrrdr/rdrrddrrrd
dddrÐ /d/r2reo dr/drrrrdrrddrrrdrr/rdrdd /rdd /rrdrrdrrdd/ddrrxddrdrdddrerdddrdrdrddr Ð ///
,
rddrrrrrddddr//d? rdrr Ð //drdddrrrrr/dr,drrddrddrdrrdrddr Ð rrrd
/d/rr?r 3
rrº,rrdddrrdrrrrdrrddrddrdrrdrddr Ð ///?
Ð /d/r2reo r //dr 2
V r//r r/r r/ /r d

Ð /// Ð //d /r
B Q 3
Ð r rrº Ð ///r
2

O / r/rrddr,ods

/r/ rrº /// rrº
? R
/// r?º /// r,º

ù ù d?rd ,dr V r//,rr/r2rerdd,rr/r2r?rdd,rrdrr//r2rs
3 -
/r/ r, 3 /// ,r ú ( ) 3 ú dddrdddrddddrdrddrddrrrdrr/rrd:
û
û
ù ù ù ù V r//r r/r2rer r/r2r?r //r2rs
3 -
3
ú
/// r? ú ( ) 3 ú û /// de 3 - ( )ú r/
û
û
û
/ r/rrddr,ods
333 339
/r/ dd /// dd
2 2
335 337
/// dd /// ddd
2 2