carnival fun is building an octagonal ferris wheel with radius 20 feet. They need to buy pipe to go around the perimeter of the ferris wheel how many feet of pipe should they buy?

Which statement is true? the given sides and angles cannot be used to show similarity by either the sss or sas similarity theorems. the given sides and angles can be used to show similarity by the sss similarity theorem only. the given sides and angles can be used to show similarity by the sas similarity theorem only. the given sides and angles can be used to show similarity by both the sss and sas similarity theorems.

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?