15 is on the X-axis (Horizontal) and 45 is on the Y-axis (Vertical)
Answer:

Step-by-step explanation:
The formula for cos θ is a/r. A is the first number (10) and b is the second number (6). R is the hypoteneuse which can be found through r =
.
In the equation you'd write that as r =
which can be simplified to
.
You end up with
and you simplify this by doing
, ending with the result of
.
(I also got this answer right on the test.)
Answer:
5
Step-by-step explanation:
Since, A, B, C, D are collinear.

Answer:
It's better to buy the bulk pack
Step-by-step explanation:
60 x 1.65 = $99
99 > 76