What is the missing reason in the proof?
statements
| 1. ab || cd; bc || da
2. quadrilateral abcd is
ар
3. ab cd; bc - da
reasons
| 1. given
2. definition of parallelogram
4. acac
5. aabc - acda
3. opposite sides of a
parallelogram are
4. reflexive property
115.?

In two or more complete sentences describe how to determine the appropriate model for the set of data, (1,1), (3,2), (6,3), (11,4).

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?

What is the explicit rule for the sequence in simplified form? −1,−4,−7,−10,−13… an=4−5n an=−4−3n an=2−3n an=−6−5n