Tiffany answers 87.5% of the questions on her math test correctly. There were 64 questions on the test. How many questions did Tiffany answer incorrectly?

let m = monomial

let t = trinomial

so, m times t = t.

monomial times a trinomial = another trinomial.

dilation scale factor 2: starting with δabc, draw the dilation image of the triangle with a center at the origin and a scale factor of two. notice that every coordinate of the original triangle has been multiplied by the scale factor (x2). dilation with scale factor 2, multiply by 2.