Question 4 (5 points) (04.02 MC)
The two triangles below are similar. What is the similarity ratio of
AXYZ to AABC? (5 points)
B
15
30
X 10 Z
A
1) 1:2
O 2) 2:1
3) 3:2
4) 2:3

What are the coordinates of the point is 1/4 of the way from a (-6, -3) to b (6, 1)? a. (-3, -2) b. (0, -2) c. (-1, 0) d. (3, 2)

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?