4. What would be the volume of a spherical balloon after 11 seconds, if the radius of the balloon is increasing at 1.3 cm/sec? Round to the nearest tenth of a centimeter. (solve by using composite functions)

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.

Shape a is congruent to shape , as shown by a reflection across the y-axis and then a translation down units. shape b is congruent to shape , as shown by a reflection across the y-axis and then a translation down units.