SOLUTION: 1. If θ is an acute angle and tanθ=0.577, find sinθ and cosθ. 2. Find the exact values of sinθ, cosθ, tanθ if θ=-9π/4. 3. Find t

Algebra ->  Trigonometry-basics -> SOLUTION: 1. If θ is an acute angle and tanθ=0.577, find sinθ and cosθ. 2. Find the exact values of sinθ, cosθ, tanθ if θ=-9π/4. 3. Find t      Log On


   



Question 333365: 1. If θ is an acute angle and tanθ=0.577, find sinθ and cosθ.
2. Find the exact values of sinθ, cosθ, tanθ if θ=-9π/4.
3. Find the remaining parts of a triangle with , b=5, and c=6.

4. If cotθ=-4 find all the possible values of sinθ, cosθ and tanθ.
5. The angle between the two sides of a parallelogram is . If the lengths of the sides are 5 and 10cm, find the lengths of the two diagonals.

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


on

Find and









Hence:





You can do your own arithmetic.

One problem per post. Read the Instructions


John

My calculator said it, I believe it, that settles it