What equation results from completing the square and then factoring? x^2 - 10x = 46
A. (x - 10)^2 = 71
B. (x-10)^2 = 21
C. (x - 5)^2 = 21
D. (x - 5)^2 = 71

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?

Find the value of the variable and the length of each chord for #5 and #6.

George has a triangle-shaped garden in his backyard. he drew a model of this garden on a coordinate grid with vertices a(4, 2), b(2, 4), and c(6, 4). he wants to create another, similar-shaped garden, a′b′c′, by dilating triangle abc by a scale factor of 0.5. what are the coordinates of triangle a′b′c′?