On the drawing of ABCD and A'B'C'D', imagine drawing line segments \overline{DE} DE
and \overline{D'E'}
D
′
E
′

. Think about the areas of the rectangles this would create: Rectangle BCDE and Rectangle B’C’D’E’ . What would you expect about these areas?

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a. p.