6.
MKN=360°-120°-180°=60°
OM=ON
MK=KN
OKM=OKN=30°
KN=MK=OKcos30°=
10.
BM²=OM²-BO²=
r(BO)=20
BO=AO=20
AM=30-20=10
18.
h=OK
a=OM
h
OK=6
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Answers & Comments
6.
MKN=360°-120°-180°=60°
OM=ON
MK=KN
OKM=OKN=30°
KN=MK=OKcos30°=
10.
BM²=OM²-BO²=
r(BO)=20
BO=AO=20
AM=30-20=10
18.
h=OK
a=OM
h
OK=6