Rewrite the formula for area of a circle to find the radius of a circle. the area of a circle (a) is given by the formula a=pir^2 where r is the circle's radius. the formula to find r is . if a=54 centimeters and pi= 22/7 , r is centimeters.

Aramp rises 4 feet over a distance of 10 feet. what is the length of the ramp?

You are a male who just graduated from college with a bachelor's degree. you have a job paying $50,780.00/yr. a. how does your salary compare to the yearly median earnings for a male with a bachelor's degree? b. what is the difference between the yearly median earnings for a male with a bachelor's degree compared to a male who does not attend college after earning a high school diploma?

Marion has a bicycle that she is planning to take for a ride. the rim of the rear wheel lies 41 cm from the center of the wheel. the tire itself has a thickness of 3 cm. in order for marion to ride her bicycle 96,712 cm approximately how many rotations will the rear wheel make?