Arectangular floor is 12 feet wide and 18 feet long. how much will it cost to carpet the floor if the carpet cost $1.39 per square foot?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

If there is 20 dogs in the shelter and 5 dogs get homes, and then 43 more dogs come. how many dogs are there in the shelter?

Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.