Answer:
Explanation:
sin 23.4° = .3971
tan 45.6° = 1.0212
sec 66.8° = 2.5384
cos 87.3° = .0471
csc 34° = 1.7883
cot 65° = .4663
you just need a scientific calculator to get the values of these trigonometric identities and then write the answers to 4 decimal places.