The diameter of a circle is 12yd. find the exact area and circumference of the circle. write your answers in terms of pie

What is the missing reason in step 5? linear pair postulategivendefinition of complementary anglescongruent complements theorem

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?

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'