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Here are some tips for Triangle Angles, which aligns with California state standards:
Triangle Angles
The sum of the angles of a triangle is always 180o.
Example:
Step 1. Add up the given angles.
? =
52 + 72 = 124Step 2. Subtract the answer from Step 1 from 180.
180 - 124 = 56? = 56 degrees
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