Find the circumference of each circle. Use your calculator's value of nt. Round your answer to the nearest tenth.

Arectangle with an area of 47 m² is dilated by a factor of 7. what is the area of the dilated rectangle? enter your answer in the box. do not leave your answer as a fraction.

You are cycling around europe with friends. a cycling festival is starting soon in barcelona. it will take 4.5 hours to cycle there. how many minutes in total is this?

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?