What is 8 1/5 - 2?
Please show all work.

News cameras take an overhead picture of a crowd at an outdoor event journalist then count the total number of people in the picture and use the sample of estimate the total number of people in the crowd this process is an example of

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota