Find the slope of the graphed line below

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

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