Jacob is standing on his balcony and drops his car keys 18 feet to his friend in the parking lot below. His friend does not catch the keys; how long does it take the keys to hit the ground? Use the formula shown: h=-16t²+s

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit