Hemisphere 2 cm volume by pi rounded to the nearest tenth

Thomas hiked 6 miles on monday 10 miles on tuesday and 8 miles on wednesday. what is the mean value closesst to the mean number of miles over the tree day period?

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?

What are the exclude value of mn+3m