Find the value of the trigonometric ratio.
COS Z
Y
40
N
30
50
X

Sketch one cycle if the cosine function y=2cos2theta

If the equation of a line containing the midsegment of a triangle is y = -1/4x -11, what is the slope of the triangle side that is opposite the midsegment (the one not touching it). explain how you know.

The blue lake trail is 11 1/2 miles long.grace has hiked 1 1/2 for 2 hours. how far did she from the end of the trail