On a coordinate plane, a triangle has points j (negative 3, 9), l (negative 3, 2), and k (5, 2).
consider reflections of δjkl.

what line of reflection maps point k to point k' at (–5, 2)?

What are the domain and range of f(x)=[1/5]x

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

Hi, can anyone show me how to do this problem? 100 points for this. in advance