Aladder needs to reach a second-story window that is 13 feet above the ground and make an angle with the ground of 72°. how far out from the building does the base of the ladder need to be positioned? round your answer to the nearest tenth.

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

Identify the number as a rational or irrational.explain. 127

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?