In a box-and-whisker plot, the interquartile range is a measure of the spread of the middle half of the data. Find the interquartile range for the data set: 11, 3, 9, 6, 9, 12, 14.

The measure of the angles of triangle abc are given by the expressions in the table. angle-measure a-48 degrees b-(6x-28)degrees c- (2x) degrees find the value of x. then find the measures of angles b and c. enter your answers in the boxes. x= m m

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

With number 11 ( show how you got the answer)