Sketch the Solid Given in Cylindrical Coordinates By $0 \leq \theta \leq \frac { \pi } { 2 } , 1 \leq r \leq 3 , r \leq z \leq 3$

Sketch the solid given in cylindrical coordinates by $0 \leq \theta \leq \frac { \pi } { 2 } , 1 \leq r \leq 3 , r \leq z \leq 3$ .