Simplify 2 - 10 (-6v - 6)

Is the orthocenter of a triangle on the inside ?

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)