H1507 M, N, O, P, Q, R, S - Mathematics II for the Biological and Health Sciences Tutorial, Assignment courses/SC/MATH1507 M, N, O, P, Q, R, S - Mathematics II for the Biological and Health Sciences Tutorial, Assignments, and Test Page (Winter 2023)/ Online Assignments / Assignment 1 An icosahedron is a Platonic solid with a surface that consists of 20 equilateral triangles. By what factor does the surface area of an icosahedron increase as the side length of each triangle doubles from a unit to 2a units, if a = 3.3? Answer: 4