On weekends, Ben mops the kitchen floor. Below is an image that shows the dimensions of the floor, in feet.
10
4
8
4
Question: What is the the total area of the kitchen floor?

The class wants to raise a total of $750.if they receive a profit of $1.25 from each candybar sold, how many bars must they sell to reachtheir goal

Agroup of randomly selected apple valley high school students were asked to pick their favorite gym class. the table below shows the results of the survey. there are 528 students at apple valley high school. gym class number of students racquet sports 1 team sports 9 track and field 17 bowling 13 based on the data, what is the most reasonable estimate for the number of students at apple valley high school whose favorite gym class is bowling? choose 1 answer a. 9 b. 13 c. 119 d. 172

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.