What is the area of the shaded region and what steps do I have to do to find it out

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Find the radius of a circle that has a circumference of 16. the formula for the circumference of a circle is c = 2tr, where r is the radius and c is the circumference. the equation solved for r is r = c over 2π. r=4 r= 8 r=12 r= 16

Ablueberry plant produces about 26 blueberries per day. if the farmer picked 472 blueberries, how many days did the plants produce blueberries?