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They are the angles that are greater than 0 but less than 90 degrees

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Q: Which are the acute angle in triangle DEF?
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Related questions

How do you draw a triangle DEF that angle F measures 90 degrees?

It will be a right angle triangle with a 90 degree angle and 2 acute angles


If a triangle has one acute angle is the triangle acute?

yes, it only needs one acute angle out of the three to make it an acute triangle.


What is a triangle with all acute angle?

An acute triangle.


If one angle in a triangle is acute can the other two angle also be acute?

Yes. In this case a triangle is called an acute triangle.


If a triangle has one acute angle is the triangle necessarily acute?

No, an acute triangle must have all 3 angles under 90 degrees. A triangle can have an acute angle and still be a right triangle or an obtuse triangle.


Are two right triangle similar if an acute angle of one triangle is congruent to an acute angle of the other triangle?

Yes


Does a triangle have a right acute and obtuse angle?

Yes . Triangle have right acute and obtuse angle except compelete angle.


Does and acute has a right angle and two acute angles?

no an acute triangle does not have a right angle. if it had a right angle, it would be called a right triangle. to be an acute triangle, the triangle needs two angles that are smaller than 90 degrees.


Can a triangle have a right angle and an acute angle?

No A right angle has 90 degree A triangle has 180 degreeYes, a right triangle has one right angle and two acute angles. The sum of the acute angles is 90°.


What is the difference between a right an acute and obtuse triangle?

A right triangle has one angle a right angle (90o) An obtuse triangle has one angle an obtuse angle (> 90o) An acute triangle has all angles acute (< 90o)


Can a triangle ever have a right angle and a acute angle?

Yes. If its a right angle there has to be an acute angle.


What angle is the triangle in pool?

acute triangle