Answers

The Brainliest Answer!
2015-04-20T21:02:42+05:30


sin 80/cos10 + sin59*sec31

=sin80/sin(90-10) + sin 59/cos 31

=sin80/sin80 +sin 59/sin(90-31)

=1+sin59/sin59

=1+1

=2

Hope it helps!

3 4 3
plss mark this as the best answer...plss
Helped me a lot
anytime...:)
2015-04-20T21:05:21+05:30
Sin 80/cos10 = 1

Similarly,
sin59/cos31  =1

Therefore the answer is 2

1 5 1