Trigonometry Answers

Equation of line BC is 2x+y-10=0. Point A is such that angle ABC = angle ACB = 30. The sum of the slopes of line AB and line AC is?

Note: Could you please use trigonometry in solving this question?

Solve triangle ABC which haveangleC=1250:431;a=4:2cmandc=8:2cm:Findb:

Solve triangle ABC which haveangleC=1250:431;a=4:2cmandc=8:2cm:Findb:

solve triangle ABC which have angleC=1250:431;a=4:2cmandc=8:2cmFindangleA

Solve triangle ABC which haveangleA=250:251;angleB=600:511anda=3:82:Findb:

solve triangle ABC which have angleA=250:251;angleB=600:511anda=3:82:Findc:

Find the value of sin(200:181)

Use logarithm to find the value of logsin(240:311)

Find the value of sin(350)

cos^(-1)⁡(-x)= - cos^(-1)⁡(x)or cos^(-1)⁡(x) ?? which one is correct?

sec^(-1)⁡(-x)= - sec^(-1)⁡(x)or sec^(-1)⁡(x) ?? which one is correct?