Please do all the items in the red font only which B and D

Do all items in red font. Write your complete solutions when necessary. Please be clear and concise.2. For each given point P(x, y) on a circle with radius r centered at the origin, use their definitions to find the values of the six circular functions at an angle a whose terminal intercepts the circle at the given point P(x, y). a. P(6, -8) b. P(1, -V3) c. P(-2,2) d. P(-3v3, -3)