Things You'll Need:
- Calculator (optional)
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Step 1
Set your miter saw to cut at an acute angle and it will cut at an obtuse angle by default.
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Step 2
Determine which acute angle complements the obtuse angle.
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Step 3
Imagine cutting an obtuse angle of 120 degrees as an example.
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Step 4
Note that miter saw gauges don't go to 60.
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Step 5
Set your saw at 30 (90 - 30 = 60) to cut at a 60-degree angle.














