Answer:
a=1/12
Step-by-step explanation:
12a-12=-11
12a=-11+12
12a=1
a=1/12 or .0833333 repeating
Answer:
i pretty sure its C.
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
3 + 5 = 8
Answer:

Step-by-step explanation:
Using the Pythagorean identity
sin²x + cos²x = 1, then
sin²x = 1 - cos²x
sinx = 
note that cosΘ =
= 
sinΘ = 
= 
=
= 