In a certain town, 45% of the voters support a school referendum up for a vote. Sharon will ask people about why they support the referendum, but she needs to find people who support it. What is the probability that it takes 7 people to find the first person who supports the referendum?

0.0126
0.0277
0.0872
0.4500

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

What is the relationship between all triangles that can be drawn given the same three angles

Factor the expression using the gcf. the expression 21m−49n factored using the gcf