Can anyone help me with the first question? It’s for my study guide I would really appreciate it

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

Convert (-3,0) to polar form. a. (3,0’) b. (-3,180’) c. (3,180’) d. (3,360’)