Which set of measurements could be a triangle? A) 3, 3, 6
B) 7, 3, 12
C) 4, 5, 10
D) 15, 13, 3

Which of the following expressions are equivalent ?

How do you use the elimination method for this question? explain, because i really want to understand!

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi