Can someone help me with these problems?

Question 1:

Find the area of the region that is bounded by the given curve and lies in the specified sector. r=e-0/12 1/2 5 0 5 1Find the area of the region that is bounded by the given curve and lies in the specified sector. r=4cos(6), [J 5 :9 EMS E Find the area of the region that is bounded by the given curve and lies in the specified sector. r = 04, 0 0 5 1/2Find the area of the region that is bounded by the given curve and lies in the specified sector. r = sin(6), Hi6 :1 6 5?:{6 S Find the exact length of the polar curve. r = 02, OK 0 5 71/4