Pls help Brainelist if correct The first triangle is dilated to form the second triangle. What is the scale factor? Please show your math work step by step.

Match each function with its rate of growth or decay

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?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?