Digital ACT Math Practice Question #1413
Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.
3^2 + 4^2 + 12^2 = 9 + 16 + 144 = 169. sqrt(169) = 13.
D = sqrt((5-2)^2 + (3-(-1))^2 + (-7-5)^2) = sqrt(9 + 16 + 144) = sqrt(169) = 13....
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