Answer:
[tex]\frac{15}{12}[/tex]
Step-by-step explanation:
Use Pythagorean Theorem to find the missing side.
a² + b² = r²
9² + 12² = r²
81 + 144 = r²
225 = r²
r = 15
Use the formula for csc θ.
csc θ = [tex]\frac{r}{y}[/tex] = [tex]\frac{15}{12}[/tex]
csc θ = 15/12
Hope this helps.
