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ANGLES AND TRIANGLES. ANGLES. An angle is the amount of turning between two rays that meet at an endpoint. (Corner). degrees. Angles are measured in __________. The symbol for __________ is ___. degrees. 45. RIGHT ANGLE.
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ANGLES AND TRIANGLES
ANGLES An angle is the amount of turning between two rays that meet at an endpoint. (Corner)
degrees Angles are measured in __________. The symbol for __________ is ___. degrees 45
RIGHT ANGLE A right angle is an angle that measures exactly 90 degrees. It forms a perfect corner.
ACUTE ANGLE An angle that is less than 90 degrees
OBTUSE ANGLE An obtuse angle is an angle that is larger than 90 degrees.
OBTUSE TRIANGLE A triangle with one obtuse angle.
RIGHT TRIANGLE A triangle with one rightangle.
ACUTE TRIANGLE A triangle with three acute angles.
EQUIANGULAR TRIANGLE A triangle with ALL EQUAL angles. They will all be 60 degrees.
ISOSCELESTRIANGLE A triangle with two equal sides and two equal angles.
EQUILATERAL TRIANGLE A triangle with three equal sides and three equal angles.
SCALENE TRIANGLE A triangle in which all three sides are a different length.