Plz again missing homework another question

Brainlest answer can you find the area and circumference of a circle given the radius or diameter? if its yes or no explain why

Type the correct answer in each box. use numerals instead of words. if necessary, use / fir the fraction bar(s). the graph represents the piecewise function: h

Adesigner charges a one time fee of $200 plus $40 an hour for each project. write an expression to represent how much money the designer will make for a project