Question

The larger triangle is a dilation of the smaller triangle with a center of dilation at (1,−1)

What is the scale factor of the dilation?
(Its okay if you explain just please specify A, B, C or D)
A: 1/4
B: 1/8
C: 4
D: 8

Answer 1

C; 4

Explanation:

the distance between two points in the smaller triangle is 2 units.

the distance between the same two points in the dilated triangle is 8 units, so because 2*4=8, the scale factor is 4