u i 9 - 6.3
In a ku. B0DC A08A, L60C-125 aru
Ord
LCOO 10. find L0oC, LDO and
CAB.
)25
oludin: AODCA OBA
2 BoC = 125°
Tind DoC, LDCO and 2oAg
hoa Hara BD is a ina
L6oCt 2D0C =l80 CGnua pain)
125 2 DoC =
180
OOC = 180-125 -
55
2DoC 55
, No in ADCO
= 180
0 4
2o 55 =
190
2c0 130-1 -
25
LOCO 55
No w, Jt js
qwn hat
A ODC A08A
DCO LOAB =
CcPST)
55 LOoAB
L0 AB 55°
Diaganalb AC and B0
a trnpaium ABCo,
Loith ABNDe irtesect aah sthen
at tha
point 0. Jlsing a similaxiky tuation Jon
two ianalab, show that OA =0b ,
OC 00
oluki- A
D
givan ABCD apeglum th ABlICD
anc diagonals intesect at0
lo prove!CA 0B
OC OD
, Bnoo n AOA8 and A OCD
LAOB LDoC
Caicallu anales)
LABOLCDO ALovnata opp an)
AOLOCD CAteunata anuley)
A OAB AoCD CAAA
OB
Similadt)
OC OD CCaUeaponding Sido a
in phopoatiön ).
Honca noed
GH Tn. he sivan aun. GR QT and 21L2.
hu that APGSA T PR
PR s12
iwen
To phoue APGS ATOR
SR T
PR
S
but 2-L2
.PR PO
S
both As.
Also ZL Cmmon ange jn
AT9R B SAS)
APgS
Hance Broed
In a ku. B0DC A08A, L60C-125 aru
Ord
LCOO 10. find L0oC, LDO and
CAB.
)25
oludin: AODCA OBA
2 BoC = 125°
Tind DoC, LDCO and 2oAg
hoa Hara BD is a ina
L6oCt 2D0C =l80 CGnua pain)
125 2 DoC =
180
OOC = 180-125 -
55
2DoC 55
, No in ADCO
= 180
0 4
2o 55 =
190
2c0 130-1 -
25
LOCO 55
No w, Jt js
qwn hat
A ODC A08A
DCO LOAB =
CcPST)
55 LOoAB
L0 AB 55°
Diaganalb AC and B0
a trnpaium ABCo,
Loith ABNDe irtesect aah sthen
at tha
point 0. Jlsing a similaxiky tuation Jon
two ianalab, show that OA =0b ,
OC 00
oluki- A
D
givan ABCD apeglum th ABlICD
anc diagonals intesect at0
lo prove!CA 0B
OC OD
, Bnoo n AOA8 and A OCD
LAOB LDoC
Caicallu anales)
LABOLCDO ALovnata opp an)
AOLOCD CAteunata anuley)
A OAB AoCD CAAA
OB
Similadt)
OC OD CCaUeaponding Sido a
in phopoatiön ).
Honca noed
GH Tn. he sivan aun. GR QT and 21L2.
hu that APGSA T PR
PR s12
iwen
To phoue APGS ATOR
SR T
PR
S
but 2-L2
.PR PO
S
both As.
Also ZL Cmmon ange jn
AT9R B SAS)
APgS
Hance Broed
