Need help with these 3 questions, an explanation on how you got the answers would be much appreciated. :D 1. What is the area of the composite figure?

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2. What is the perimeter of the composite figure?

Round your answer to the nearest hundredth.

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3. A circular sector has a central angle of π8 radians and a radius of 4 m.

What is the area of the sector?

Use 3.14 for pi. Round your answer to the nearest tenth.

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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

You borrow $25,000 to buy a boat. the simple interest rate is 4%. you pay the loan off after 10 years. what is the total amount you paid for the loan?

You are living in aldine, tx and you are planning a trip to six flags in arlington, tx. you look on a map that has a scale of 0.5 inches to 30 miles. if the map shows the scale distance from aldine to arlington is 4 inches, how far is the actual distance?