. Convert 160 into radians. Give a multiple of 11' for an answer. Write down the calculations. (2} . Convert %1r radians into degrees. Write down the calculations. (2) . Let u be an angle in standard position. In what quadrant is u if cost: is negative and sin u is positive? (2) . What is the length of the arc subtended by an angle of 43 on a circle of radius 9.8 inches? Round 011' to 1 decimal place. Write down the calculations. [2) . Verify the identity ootu + tanu = sec ucscu (4) . A gear with a radius of 21 centimeters is turning at 2?\" radians per second. What is the linear speed of a point on the outer edge of the gear? Write down the calculations. (2) 1