HELP HELP HELP HELP A lake has a rectangular area roped off where people can swim under a lifeguard's supervision. The swimming section has an area of x^2+3x-40 square feet, with the long side parallel to the lake shore.

1.What are possible dimensions of the roped-off area? Use factoring.
2.How much rope is needed for the three sides that are not along the beach? EXPLAIN
3.The rope used to mark the swimming area is 238 ft long. What is x when the total length of rope is 238 ft? EXPLAIN

square pyramid

step-by-step explanation:

square prism looks like nothing like that

triangular prism has a rectangular base instead of a square base

tetrahedron has a triangular base

the red lines denote the population of the bacteria after 35 hours. that would be 2,409.24. the y-intercept is the blue line which is 800 because that is the starting point. the equation used to make the graph is 800(1.032)^h, where h is the number of hours.

step-by-step explanation:

5   1/4   miles per hour

step-by-step explanation:

15   3/4 / 3 = 5   1/4