9
15. The diagram below shows the unit c

Question

9
15. The diagram below shows the unit circle.
A. Determine the
coordinates of Point C in
terms of cosine and sine
of e.
D
C
B. Describe the
relationship between
Points C and D. What
transformation(s) could
be applied to Point C to
get Point D?
C. Determine the
coordinates of Point Din
terms of cosine and sine
of e.
D. Determine the
coordinates of Point D in terms of cosine and sine of .
E. Determine o in terms of e.
F. Knowing that both forms of the coordinates to Point D must be equivalent, what can you
conclude about the relationship between cos(180 - 0) and cose? The relationship between
sin(180 - 0) and sine?

Kunduz · Accepted Answer

In terms
of o
Coordinates
of
D can be written
(coso, sino)
Coordinate
of D = Cest, sind)
(
as

9 15. The diagram below shows the unit circle. A. Determine the coordinates of Point C in terms of cosine and sine of e. D C B.