Three of the vertices of a trapezoid are A(3,-3), B(12, 6) and C(4, 8). The fourth vertex is labeled D. One of its bases is AB. What is the equation of the line that includes base CD? y = 4x + 1 y = 4 y = x - 4 y = x + 4

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain

Find the solution on the interval [0, 2pi)

Last month, leonhard euler's watch kiosk at the mall had total sales of $9,489. merchandise totaling $225 was returned. the goods that were sold cost leonhard euler's $5,481. operating expenses for the moth were $992. what was the gross profit on sales?