Find CF in parallelogram CDEF
(TAKE THE POINT HELP PLEASE)

Provide an example of a trigonometric function and describe how it is transformed from the standard trigonometric function f(x) = sin x, f(x) = cos x, or f(x) tan x using key features.

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.

Hello, i need compare km^2 and km. what's difference in this?