A stack of bricks is 27 in high. what is the height of each bricks

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 best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55