Digital SAT Math Practice Question #2542
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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).
Radius $r = 7$. Arc length $s = \frac{\theta}{360} \times 2\pi r = \frac{60}{360} \times 14\pi = \frac{1}{6} \times 14\pi = \frac{7\pi}{3}$ cm....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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