There are 120 students in seventh grade that ordered lunch on Monday. • six over ten of the students ordered chicken nuggets
• one over four of the students ordered salad
• The remaining students all ordered pizza

How many students ordered pizza on Monday?

28
21
18
60

The hypotenuse of a 45 -45 -90 triangle measure 7 square root 2 units

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?

Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .