Answer:
and f as shown below.
Use these lengths to find cosx, sinx, and tanx.
Step-by-step explanation:
27/64 . because you do 3/4 to the third power (3x) which gives you that
(b^2+5)(−b^2+7)
Use the FOIL METHOD to expand.
-b^4 + 7b^2 - 5b^2 + 35
-b^4 + 2b^2 + 35
Did you follow?

The Correct choice is B. Vertical
<u>V</u><u>ertical</u> Angles have each of the pairs of opposite angles made by two intersecting lines .