SAT Tip Of The Week

SAT Prep

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Look for shortcuts and common formulas to help you solve!

You can find the height of an equilateral triangle by dividing it into two 30:60:90 triangles.

Using the common side relationshionships available in a 30: 60: 90 triangle,

30-60-90 triangle sat math

you can see that the height of an equilateral triangle is x√3, where x is half the length of one of the sides of the equilateral triangle. 

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