PLEASE HELP! IT’S 40 POINTS! What is the area of this octagon? A. 72 cm2
B. 59 cm2
C. 42 cm2
D. 38 cm2
E. 31 cm2

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.

Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?