A right angle is an angle which measure is equal to 90°. It can also be defined as an angle which sides are perpendicular. We use the symbol _ to indicate a right angle. B right angle A If A is a right angle, then m/A = 90°. If A is a right angle, then AB LAC.
Answer:
A right angle is an angle which measure is equal to 90°. It can also be defined as an angle which sides are perpendicular. We use the symbol _ to indicate a right angle. B right angle A If A is a right angle, then m/A = 90°. If A is a right angle, then AB LAC.