Naima guesses there are 120 nickels in a jar, but there were actually 125. what was her percent error ?

With both problems. a.s.a.p directions on photo ^

The radius of the circle below intersects the unit circle at (3/5,4/5). what is the approximate value of theta? 0.6 radians 1.0 radians 36.9 degrees 53.1 degrees

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?