In A ABC with the right angle at vertex C, Sin a = ( 114/7). What is the value of sin b? (hint use the pythagorean theorem)
A
a
b
B
C С

Mr switzer needs to buy new 1-foot tiles to cover his bathroom floor. the floor is 12 feet long and 8 feet wide. each square foot of tile will cost $1.79. in dollars what will be the total cost of the tiles he needs to buy.

Acommunity group sells 2,000 tickets for its raffle. the grand prize is a car. neil and 9 of his friends buy 10 tickets each. when the winning ticket number is announced, it is found to belong to neil's group. given this information, what is the probability that the ticket belongs to neil? a.1/5 b.1/10 c.1/200 d.1/4

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class