Solve these problems and show every step

Use the given information to find the exact value of the trigonometric function. 45) sec 9 = 4, 8 lies in quadrant I Find c1135\":1 45) IE [3 . 2315 J5 In - 2315 A) B) C) D) 4 4 4 4 Convert the angle in degrees to radians. Express answer as a multiple of 11. 46) 135 46) A) 2?\" radians B) 343 radians C) n radians D) 45\" radians Find the length of the arc on a circle of radius r intercepted by a central angle 9. Round answer to two decimal places. 47) r = 55 inches, t) = 20 4'?) A} 17.35 inches B) 21.63 inches C) 19.2 inches 1)) 20.49 inches Solve the problem. 48) A pendulum swings through an angle of 20 each second. It the pendulum is 35 inches long, how 48) far does its tip move each second? If necessary. round the answer to two decimal places. A) 14.65 inches B) 12.22 inches C) 10.37 inches D) 13.51 inches Express the angular speed in radians per second. 49) 168 revolutions per second 49) A) 33611 radians per second B) 336 radians per second C} 168 radians per second D) 16371 radians per second