Digital SAT Math Practice Question #2573
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Geometry & Trig Rule: Always sketch the triangle or circle and check for standard Pythagorean triples (3-4-5, 5-12-13, 7-24-25, 8-15-17).
Each side of the square is $s = 28 / 4 = 7$ inches. The diagonal is $s\sqrt{2} = 7\sqrt{2}$ inches....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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