Aquadrilateral with vertices at a(4, –4), b(4, –16), c(12, –16), and d(12, –4) has been dilated with a center at the origin. the image of d, point d' has coordinates (36, –12). what is the scale factor of the dilation?

a. 1/9
b. 1/3
c. 3
d. 9

Find percent notation for 0.008 0.008=

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?