Answer:
Step-by-step explanation:
Using the Pythagorean identity
sin²x + cos²x = 1, then
sin²x = 1 - cos²x
sinx =
Hence
sinΘ =
=
= =
10 + 4 + 0.7 + /10
fourteen and seven-tenths
14 7/10
Answer: 11
Step-by-step explanation:
C) 2:3 and 12:18
bcs you put them in fraction form and cross multiply them
Answer: i think 0.8.
Step-by-step explanation: