Please help me solve this problem with step by step explanation.​

Measures of the angle of r, 31 s (x+4) t (3x+9)

You are shooting hoops after school and make 152 out of a total of 200. what percent of shots did you make? what percent did you miss? show proportion(s).

Worth 30 points! in this diagram, both polygons are regular. what is the value, in degrees, of the sum of the measures of angles abc and abd?