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The sum of the three constitutive angles of a planar triangle is always equal to 180 degrees or two right angles. And there are two things in it as well. they are diagonal and a exterior angle

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13y ago
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13y ago

ACTIVITY:DRAW A TRIANGLE. name it a b c.cut out the corners.place them on a straight line such that they form a straight line.

this proves that sum of a ll angles is =180degrees

hope its helpful.

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Q: What is Angle sum property?
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Related questions

What is angle sum property of a triangle?

The sum of the three interior angles of a triangle is always 180 degree is known as angle sum property of a triangle.


Who discovered angle sum property of a triangle?

pythogoras


Who discovered angle sum property of atriangle?

Euclid.


Who proved the angle sum property of a triangle?

Euclid and Pythagoras.


Show an example of a triangle with an obtuse angle and a right angle?

This is not possible. If a triangle is a Right angled triangle then the sum of the two angles which are not right will be = 90 [Angle Sum Property] That's why you see.


What is angle sum property of a quadrilateral?

The angles of a quadrilateral add to 360 degrees.


Relations among the angles of a triangle?

In a triangle, the sum of the angles is always 180 degrees. This is known as the angle sum property of triangles. Additionally, the largest angle in a triangle is always opposite the longest side, and the smallest angle is opposite the shortest side.


Exterior angle property of a triangle?

measure of exterior angle of triangle is equal to sum of interior angles. for eg. In triangle ABC, angle C is exterior angle angle A and angle B are interior angles so, C=A+B


What is the sum of acute angle is?

The sum of one angle is simply the measure of that angle.


How do you find the angle sum of a parallelogram?

angle sum of a parallelogram


What is the sum of the angle in a pentagon?

the angle sum of a pentagon is 540.


What is the definition for the word Angle Sum?

An angle sum is the sum (in degrees) of the particular angles you are measuring.