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Angle Sum Property

The Triangle and Its Properties
Maths
Class 7

Overview

Demonstrate and logically prove the angle sum property and apply it to solve simple problems or to check statements about the angles of a triangle.

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Angle Sum Property

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Related Questions to study

In a triangle ABC, if , if and , find .

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Find the value of x.

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State true or false:
If each angle of a triangle is less than the sum of the other two angles of it then the triangle is acute-angled.


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In each of the following state if the statement is true (T) or false (F):
The triangular region includes the vertices of the corresponding triangle.

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Sum of internal angles of a triangle equals to

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In the adjacent figure, the bisectors of and meet in a point P.If and Find the measure of .

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One of the angles of a triangle is . The difference of other two angles is . Find the angles.

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In the figure , find .

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How many triangles can be drawn having its angles as , and ?

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The internal bisectors of and of meet at . If , then is

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