Question

Consider a triangle A(0,0), B(1,1) and C(5,2). Scale it to thrice its size keeping C(5,2) fixed.

Answer 1

Magnify triangle ABC to twice its size while retaining C as fixed

Explanation:

Find: Magnify the triangle with vertices A(0,0), B(1,1) and C(5,2) to twice its size, while retaining C as fixed.

Solution:

Please find the solution explained in detail in the attached picture.

The steps to be followed are:

1. Translate the triangle by Tx = -5 and Ty = -2.  
2. Magnify the triangle by twice its size.
3. Translate the triangle by Tx = 5 and Ty = 2.