Using a scientific calculator or graphing calculator to find the inverse tangent of the ratio round to the nearest degree 7/5. A 36° B 54° C 46° D 44°

The revenue each season from tickets at the theme park is represented by t(c)=5x. the cost to pay the employees each season is represented by r(x)=(1.5)^x. examine the graph of the combined function for total profit and estimate the profit after four seasons

I’m really confused and need to learn this

Acircle has a radius of 12.6cm what is the exact length of an arc formed by a central angle measuring 120