Exact value of csc 570 degrees and tell me the lengths of the sides of the triangle

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost.swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

17 in long 1.3 ft wide and 8in high what is the volume