On a basketball court, the free throw lane is marked off geometrically. This area of the court is called the key and
is topped by a semicircle that has a diameter of 12 feet. Find the arc length and area of the semicircle.
1. What information is necessary to solve this problem? Why?
2. What information is unnecessary to solve this problem? Why?
3. Find the arc length of the semicircle to the nearest hundredth of a foot. SHOW ALL WORK and INCLUDE
UNITS.
4. Find the area of the semicircle to the nearest hundredth of a square foot. SHOW ALL WORK and
INCLUDE UNITS.

Side xy of triangle xyz is extended to point w, creating a linear pair with ∠wyz and ∠xyz. measure of an exterior angle what is the value of x? 64 80 100 180

Identify the statement below as either descriptive or inferential statistics. upper a certain website sold an average of 117 books per day last week. is the statement an example of descriptive or inferential statistics? a. it is an example of descriptive statistics because it uses a sample to make a claim about a population. b. it is an example of inferential statistics because it uses a sample to make a claim about a population. c. it is an example of inferential statistics because it summarizes the information in a sample. d. it is an example of descriptive statistics because it summarizes the information in a sample.

Television viewing reached a new high when the global information and measurement company reported a mean daily viewing time of 8.35 hours per household. use a normal probability distribution with a standard deviation of 2.5 hours to answer the following questions about daily television viewing per household. a. what is the probability that a household views television between 4 and 10 hours a day? (to 4 decimals) b. how many hours of television viewing must a household have in order to be in the top 7% of all television viewing household? (to 2 decimals) c. what is the probability that a household views television more than 4 hours a day? (to 4 decimals)