Obtuse, acute, straight, and right angle.
0-90o is an acute angle. 90o is a right angle. 90-180o is an obtuse angle. 180-360o is a reflex angle. There are only 4 angle names.
90 degrees is the measure of a right angle
A rectangle or a square: both have four sides and a right-angle of 90 degrees forming the four corners.
1. Acute Angle 2. Right Angle 3. Obtuse Angle
Obtuse, acute, straight, and right angle.
0-90o is an acute angle. 90o is a right angle. 90-180o is an obtuse angle. 180-360o is a reflex angle. There are only 4 angle names.
90 degrees is the measure of a right angle
A rectangle or a square: both have four sides and a right-angle of 90 degrees forming the four corners.
1. Acute Angle 2. Right Angle 3. Obtuse Angle
acute angle(< 90 degrees), right angle, obtuse angle ( > 90 degrees) and reflex angle ( > 180 degrees)
equal angle
It is an acute angle
Four nouns for the noun angle are:right angletriangleviewpointslant
A 90° angle divided by four is 22.5°.
a rhombus, a quadrilateral without right angle, a quadrilateral with equal opposite parallel sides but no right angles
A rectangle has four sides whereas a right angle triangle has only three sides.