11. in 2007, the united states mint
began circulating $1 coins with past
presidents of the united states on
them. new $1 coins for 4 presidents
are released each year. how many
years will it take for $1 coins to be
released for the first 36 presidents?
write a number sentence to

Aregular hexagon has sides of 2 feet. what is the area of the hexagon? 12 ft2 12 ft2 24 ft2 6 ft2

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

Math each whole number with a rational, exponential expression