the angle formed by two radii of a circle that are drawn to the extremities of an arc equal to one quarter of the circle; the angle formed by two perpendicular lines that intersect; an angle of 90°.
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In geometry and trigonometry, a right angle is an angle that bisects the angle
formed by two ... Euclid uses right angles in definitions 11 and 12 to define acute
angles (those smaller than a right ...
Definition of. Right Angle. more ... Right Angle. An angle which is equal to 90°,
one quarter of a full revolution. © 2015 MathsIsFun.com v0.86. Right Angles.
Definition of an right angle (one whose measure is exactly 90 degrees).
Define right angle: an angle formed by two lines that are perpendicular to each
other : an angle that measures 90° — right angle in a sentence.
In this lesson, you will learn about the properties that identify right angles. You
will also discover where right angles can be found and learn...
Right angle definition, the angle formed by two radii of a circle that are drawn to
the extremities of an arc equal to one quarter of the circle; the angle formed by ...
Define right angle (noun) and get synonyms. What is right angle (noun)? right
angle (noun) meaning, pronunciation and more by Macmillan Dictionary.
Right angles in shapes (informal definition) ... We call a corner a right angle if we
can fit a little square perfectly inside it. ... The trapezoid has two right angles.