which of the following require proof in a logical system? check all that apply.
a. corollaries
b. theorems
c. postulates
d. axioms

Find the roots of the equation below. x^2 - 6 + 9 = 0

Need on this geometry question. explain how you did it.

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review