SAT Math Practice Question #2562 (Medium) | Test Citadel
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SAT Math Difficulty: Medium

Digital SAT Math Practice Question #2562

Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.

In $\triangle ABC$, $\angle C = 90^\circ$ and $\cos A = 0.8$. What is $\tan A$?
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Socratic AI Engine Step-by-Step Derivation
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⚡ 15-Second Desmos Speed Hack

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).

Masterclass Solution & Distractor Trap Analysis

If $\cos A = 0.8 = 4/5$, then $\sin A = 3/5 = 0.6$ (3-4-5 triangle). Thus $\tan A = \sin A / \cos A = 3/4 = 0.75$....

Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...

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