Four angles in a pentagon were measured 50,73,161,146 what is the missing measure And if you could help me with both pentagons for question 6 :)

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11