Evaluate cosθ when sinθ = -7/8 and θ is in Quadrant IV.
1 answer:
Answer:
cosθ=
Step-by-step explanation:
Please see attached picture for full solution.
In the 4th quadrant, the cosine of an angle is positive.
The opposite side takes the negative sign in -⅞ since it is below the x-axis. Likewise, we reject since x lies on the right side of the y axis.
You might be interested in
Answer:
B
Step-by-step explanation:
the answer is A cuz non of the number are repeated
Answer:
Step-by-step explanation:
25+90+x+69=180
184+x=180
x=-4
Answer:
$64.93
Step-by-step explanation:
All you have to do is multiply the amount of money by the percent (in this case, the decimal of 0.2):
324.65*0.2 = 64.93