Randy's bicycle tire has a diameter of 42 ccentimeters. which is the closest to the circumference of one of the tires? use 3.14 for π

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

An object is translated by (x + 4, y - 2). if one point in the image has the coordinates (5, -3), what would be the coordinates of its pre-image? (9, -5) (1, -5) (9, -1) (1, -1)