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题库 / GMATLA-DS-38
In the triangle above, is ~$x>90$~?
(1) ~$a^2+b^2<15$~
(2) ~$c>4$~
Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
EACH statement ALONE is sufficient.
Statements (1) and (2) TOGETHER are NOT sufficient.
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Each statement alone is clearly insufficient.
When taken together:
If angle x were 90 degrees than we would have a2+b2=c2a2+b2=c2, since a2+b2
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