Answer:2.8
Step-by-step explanation: 42/15
Answer:
For the first question, <u>the lines are perpendicular.</u> A line on the y-axis will always intersect with a line on the x-axis.
For the second question, <u>the lines are parallel</u>. The slopes are the same and if you change the equations to ordered pairs and put them on a graph, they will be parallel.
Step-by-step explanation:
I hope this helped you!
If he swan the length and the width of the pool it would be 21 x28 = 588 sq ft.
by swimming the length and the diagonal of the pool (25 ft) found that by using the pythagorean therom so now you are multiplying 21 x 25 = 525
588-525= 63 ft he is saving