Please help me with the following questions.

1.

The polar coordinates of a point are given. Find the rectangular coordinates of the point. 5 , 3 513 O A. N U 2 5 513 O B. 2 513 O c. 2 5 513 OD. 2' 2Ron throws a ball straight up with an initial speed of 50 feet per second from a height of 5 feet. Find parametric equations that describe the motion of the ball as a function of time. How long is the ball in the air? When is the ball at its maximum height? What is the maximum height of the ball? . . . O A. x - 0 and y = - 16t2 + 50t + 5 OB. x =0 and y = - 16t + 50t + 5 6.444 sec, 1.563 sec, 3.222 sec, 1.563 sec, 39.063 feet 44.063 feet OC. x = 0 and y = - 16t + 50t + 5 O D. x = 0 and y = - 16t + 50t + 5 6.043 sec, 1.563 sec, 3.022 sec, 1.563 sec, 297.220 feet 4.980 feetIdentify the equation without completing the square. 4y2 - 2x + 3y =0 A. hyperbola O B. ellipse O C. parabola O D. not a conicFind the area of the parallelogram with one corner at P, and adjacent sides P P2 and P, P3. P1 (0,0,0), P2 (4, - 4,1), P3 ( - 1,3, -1) OA. V11 OB. 133 OC. 179 OD. 174The letters x and y represent rectangular coordinates. Write the equation using polar coordinates (r,0). X = - 3 A. rcos 0 = 3 O B. rcos 0 = - 3 O C. rsin 0 = 3 O D. rsin 0 = - 3