People i will give you lots of points and give me the correct answer

question 3 (fill-in-the-blank worth 4 points) (04.04) the distance between r and t on the coordinate grid is units. (input whole numbers only.) image of a coordinate grid with point r r located at negative 30, 10 and point t located at 15, 10. numerical answers expected! answer for blank 1:

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

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?