Which of the following can be used to evaluate the series 8 sigma k=1 5(2/3)k-1

Find the slope of the line y =8/9x + 1.

For what is the measure of the angle at the top of the shed? a. multiplication of areas b. squaring of areas c. addition of areas d. division of areas

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.