Digital ACT Math Practice Question #1452
Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.
Opposite / Hypotenuse = sin -> h = 20 * sin(70°).
The ladder is the hypotenuse (20 ft). The height up the wall is opposite the 70° ground angle. Since sin(70°) = opposite / hypotenuse = h / 20, h = 20 * sin(70°)....
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