SAT Question of the Day #8

SAT Question of the Day #8

If the length of one side of a triangle is 5, which of the following pairs of numbers CANNOT be lengths of the other two sides of the triangle?
(A) 2 & 3
(B) 3 & 4
(C) 5 & 5
(D) 5 & 6
(E) 5 & 5√2

Answer:   (A) 2 & 3  – If you add the two sides in (A), they equal the third side, 5, so that triangle cannot exist.  All the other triangles are possible.