Suppose z = 12, y = 16 and z = 20 in the figure, which is not drawn to scale. Find the following. Enter exact answers as fractions, not decimal approximations. help (fractions) 1. cos(0)= 2. sin(0)=...

Extracted text: Suppose z = 12, y = 16 and z = 20 in the figure, which is not drawn to scale. Find the following. Enter exact answers as fractions, not decimal approximations. help (fractions) 1. cos(0)= 2. sin(0)= 3. tan(0) = 4. cos()= (Not drawn to scale) 5. sin(4)= 6. tan(4)=