11. CalC6b11exam1 10 pts possible The shaded region in 1. volume = cu. units 2. volume = 5 7T 3 cu. units . . . ...........mamma 3. volume = cu. units 4. volume = cu. units 5. volume = cu. units is bounded by the lines y = =+1, a=1, y=1. 6. volume = cu. units Find the volume of the solid obtained by ro- tating this region around the r-axis