Which is the formula for the nth partial sum of the arithmetic series with a4=36 and d=8? A Sn=n2[12+8(n−1)] B Sn=n2[12+16(n−1)] C Sn=n2[24+8(n−1)] D Sn=n2[24+16(n−1)]

Which of the following is a justification used while proving the similarity of triangles lom and mon

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 ?

What is the relationship between all triangles that can be drawn given the same three angles