Answer:9
Step-by-step explanation:
basically what you do is 1equal 1 divided by 8 2 68 equals one so yea
1.86 is your answer
1/3*4/5=4/15
4/14*7/1=28/15
28/15=1.86
Your answer is 1.86
Hope this helps.


Positive sine, negative tangent, means we have a negative cosine. We're talking about the second quadrant.



We know it's negative,

Answer: -(1/3)√5