MATH 1050 Salt Lake Community College Parabolas Worksheet

need help with math 1050 a written assignment and it is attatched and one online homework assignment

Math 1050 HW #12 – Sections 5.2 and 5.3
Name:____________________________________
Please show all of your work. Scan your solutions into a pdf file and upload it into the homework assignment.
1. Identify the center and radius and determine the equation of the circle:
y


x
−






−
−
−
−
−
2. An arch is in the shape of a parabola. It has a span of 100 feet and a maximum height of 20 feet. Find the equation
of the parabola, and determine the height of the arch 40 feet from the center. (It might help to locate your vertex
at the point (0, 20) on your graph.)
20 feet
height =?
40 feet
100 feet