Answer:
Step-by-step explanation:
(cos 4a*cos 2a+sin 4a*sin 2a)/sin 4a
=[cos (4a-2a)]/sin 4a
=(cos 2a)/sin 4a
=(cos 2a) /(2 sin 2a cos 2a)
=1/(2 sin 2a)
=1/2 csc 2a
C=3.14 x 26
C=81.64
C=2(3.14 x 13)
C=81.64
Answer:
31%
Step-by-step explanation:
hope this helps
Okay post them 1 at a time
Answer:
41,000
Step-by-step explanation:
If it is under 5 you round down. Hope this helps! Plz give brainliest!