An automobile tire has a diameter of 55 cm. what is the circumference of the tire? (use pi equals3.14 as an approximate value.)

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

The circumference of a redwood tree trunk is 20π ft, and it is 100 ft tall. what is the approximate volume of the redwood tree trunk? 1,000π ft3 10,000π ft3 4,000π ft3 40,000π ft3