Sagot :
Answer:
To determine to measure of the unknown angle, be sure to use the total sum of 180°. If two angles are given, add them together and then subtract from 180°. If two angles are the same and unknown, subtract the known angle from 180° and then divide by 2.
Step-by-step explanation:
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Right Angle
- Exactly 90°
Acute Angle
- Lower than 90°
Obtuse Angle
- 180°
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