Geometric Transformations

Question

Rectangle 𝐴𝐵𝐶𝐷 has coordinates 𝐴 (−1,1), 𝐵 (−1,3), 𝐶(2,3), 𝐷(2,1). Create rectangle 𝐴′𝐵′𝐶′𝐷′ if 𝐴𝐵𝐶𝐷 is enlarged by 25%. What is the center of dilation?

Answer 1

Draw and label a diagram.

Centroid is at intersection of diagonals

(0.5, 2)