Question

Given tan 8=

a.
b.
24
25
24
25
OA
OB
413
C
D
3″
and <<; find cos 20.
2
C.
d.
-
24
7
Please select the best answer from the choices provided
7
25

Answer 1

9 answers

Explanation:

Just because ab=cd, it does not necessarily follow that a=c or that b=d. e.g. 23=46, but 2≠4 and 3≠6. In your case, since tan(θ)=125, ...