Approximately 68% of a normal distribution lies within one standard deviation of the mean, so this corresponds to students with scores between

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The answer to this question is NONE OF THE ABOVE
you would take each answer and add 2 to the end of it, then factor
Answer:
Absolute value is the distance of a point from zero
Step-by-step explanation:
The triangles are similar so ∆JKL is just an enlargement of ∆WVU. Therefore the ratios of the side lengths are the same. 10:20 = 1:2 so the side lengths for ∆JKL must be in the ratio 1:2. 15 × 2 = 6x so 30 = 6x so x = 5