Answer:
/ 1 /

Explanation:
Using the Pythagoran Theorem, the third side is 7.
Sin is Opposite over Hypotenuse, so
would be the first answer.
Tangent is Opposite over Adjacent (7/7), so 1 would be the third answer.
Cosecant is Hypotenuse over Opposite, so 7
/ 7, or
would be the fourth answer.