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acute: less than 90
right: 90
obtuse: greater than 90, less than 180
straight: 180
reflex: greater than 180, less than 360
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∙ 8y ago
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How many obtuse and acute angles in a decagon?
There can be 10 obtuse angles. If there are no reflex angles there can by up to three acute angles (I think).
How many angles in a acute straight reflex and obtuse angle?
29
How many degrees does there have to be in an obtuse angle?
Over 90 but under 180 degrees. any lower is a right angle or acute angle, and higher is a straight line or a reflex angle.
What is an angle more than 180 degrees and less than 360 degrees?
It's a Reflex Angle. Many would think that it is obtuse, but obtuse angles go from 91-179 degrees, not 181-360.
How many degrees are a obtuse angle?
An obtuse angle can be any angle over 90 degrees and below 180 degrees (anything over that is a reflex angle)
What is the name of a shape with no acute or obtuse or reflex angle?
There are many such shapes. A circle is perhaps the most obvious.
How many degrees is an obtuse?
An obtuse angle is a measurement of 91 degrees to 179 degrees. If it is 90 degrees, it is a right angle. If it is 1 degree to 89 degrees it is an acute. If it is 180 degrees it is a straight angle.
How many degree is an acute?
Anything less than 90 degrees. Over 90 degrees is an obtuse angle and anything under 90 degrees is an acute angle.
How many obtuse angle in a star?
A regular star with n points has 2 interior angles of which n are acute and n are reflex.
How many digrees in an acute angle?
An acute angle is any angle less than 90 degrees. Obtuse is any angle greater than 90 degrees.
How many acute or obtuse angles pentagon have?
A regular 5 sided pentagon has 5 equal interior obtuse angles of 108 degrees
How many obtuse angles and acute angles does a rhombus have?
It has 2 equal opposite acute angles and 2 equal opposite obtuse angles and the 4 angles add up to 360 degrees
