A side of the triangle below has been extended to form an exterior angle of 156º. Find the value of x.

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Factor the polynomial expression x6 – x3 – 20

What is 10+10+20 about the origin the square root of a triangle.