Question

Geometry help please! this is my last try! The two triangles below are similar. What is the similarity ratio of ΔABC to ΔDEF?
A 3:1
B 1:3
C 2:1
D 1:2

Answer 1

I will say C 2:1

if your left triangle is the first one, then it is 2

right triangle is 1

for the left triangle is twice as large as the right