When two lines intersect to form a 90 degree angle, these lines are called lines?

Lindsay is creating a bridge out of dried pasta and glue. in her plans, she sketches the graph to determine the lengths of the noodles, in centimeters, needed for the arch to increase the length of the bridge in 1 centimeter increments.which function did lindsay use to create her design? f(x) = (x – 5)2 + 8 f(x) = –(x + 5)2 + 8 f(x) = 0.5(x + 5)2 + 8 f(x) = –0.5(x – 5)2 + 8

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Can you divide 25 into 4 equal groups? explain why or why not.