What is a reasonable approximation for angle B if the ratio of the adjacent leg divided by the hypotenuse is 0.45?

Y=4x^2+x-1 solve using quadratic formula

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.

What is the probability of rolling a single die greater than 4