1:] 3 310403 MC) The length of a rectangle is increasing at a constant rate of 3 cm/s, and its width is increasing at a constant rate of 05 cm/s. At the time the length is 5 cm and the width is 1.2 cm, how fast is the area of the rectangle increasing? (1 point) 0 15's cmZ/s O 6.1 cmzls O 6 cmzls O 1.5 cmzls 1:] j 4. (0403 MC) v = 1,3,, 1 E The radius r, height h, and volume Vof a cone are related by the equation 3 I How is U! related to P1! and 01 if neitherrnorh is constant? (1 point) 5. (04.03 HC) A rocket launching straight up from a level field is tracked by a camera 200 feet from the launching point. When the camera's angle of elevation is 4 the angle is increasing at the rate of 0.18 radians per minute. At what rate is the rocket rising at that moment? (1 point) 18 ft/min 36 ft/min 72 ft/min 144 ft/min