Angle Sum Property of a Triangle


Triangles - Concepts
Class - HCS Prelims Subjects
 
 
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Angle Sum Property of a Triangle

Angle Sum Property of a Triangle:

The angle sum property of a triangle states that the angles of a triangle always add up to 180°. Every triangle has three angles and whether it is an acute, obtuse, or right triangle, the angles sum to 180°. For example, in triangle ABC, angle A + angle B + angle C = 180°.

Sample Questions
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Question : 1

State whether the given set of angles form a triangle

28^{0},64^{0},100^{0}

Right Option : C
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Question : 2

Find the value of x in triangle

Right Option : B
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Question : 3

Side BC of a triangle ABC has been produced to a point D such that angle ACD=120^{0} .If  angle B=frac{angle A}{2}   then angle A is equal to

 

 

Right Option : A
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