Sarah used a probability simulator to roll a 12-sided number cube 100 times. Her results are shown in the table below:
2 answers:
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Given that the triangles are similar.
When triangles are similar, all three pairs of corresponding sides are in the same ratio.
Similarly in the given triangles, the ratio of the corresponding sides are equal.
Cross multiplying, we get
Dividing both sides of the equation by -4.
So, we get
x = 7.