Question

Use the diagram to complete the statement.
Given ΔJKL, cos(60°) equals sin(?)

Answer 1

Answer:

cos(60) = sin(30)

Step-by-step explanation:

cosine is adjacent over hypotenuse, or $\frac{21}{42}$ from ∠60°

sine is opposite over hypotenuse, or $\frac{21}{42}$ from ∠30°