Question

Question 1: What is the scale factor?

A. r = 1/4
B. r = 1/5
C. r = 4
D. r = 5

Question 2: What is the measure of EC?

A. 5.6
B. 6
C. 14.4
D. 22

Answer 1

Q1:C because since we’re only given information of the relation between triangle ADE and ABC with 3&12 and it’s a scale of x4 as 12/3=4.
Q2:
And the angle of line of AE which is coinciding with EC so the measurement based if that is 3.6•4 is 14.4 which is C