Last one...maybe but please help tell what to put in the boxes and how to do the these model problems pls. PLS HELP ASAP!

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent