Only do question 46, thank you!

In Exercises 37-46, convert the polar equation to rectangular form and sketch its graph. 37. r = 4 38. r = -5 39. r = 3 sin 0 40. r = 5 cos 0 5 TT 41. r = 0 42. 0 = 6 43. r = 3 sec 0 44. r = 2 csc 0 45. r = sec 0 tan 0 46. r = cot 0 csc 0