If the circumference of the circle is 37.68 units, what is the area? (Use 3.14 for pi .)

Can someone show me the steps to solve the problem?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

What is the measure of angle x? answer