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korkmazserkan 20:03 27 Nis 2015 #2 2)
8/sinx=10/2sinx.cosx
16.sinx.cosx=10.sinx
cosx=10/16=5/8
8/sinx=10/2sinx.cosx
16.sinx.cosx=10.sinx
cosx=10/16=5/8
korkmazserkan 20:11 27 Nis 2015 #3 1)
cos teoremiyle ALK yı bulursak
144+144-288.cosa=(ALK)²
ALK=0,3.t
9/100t²=288(1-cosa)
t²/3200=1-cosa=1-1-2sin²a=2sin²a
t/80=sina/2
t=80.sina/2
cos teoremiyle ALK yı bulursak
144+144-288.cosa=(ALK)²
ALK=0,3.t
9/100t²=288(1-cosa)
t²/3200=1-cosa=1-1-2sin²a=2sin²a
t/80=sina/2
t=80.sina/2