**Question 1.** **Asked on :**13 January 2019:05:13:09 PM

show that if sum of the two angles of a triangles is equal to the third angle is right triangle.

*-Added by khushi chauhan*

**Answer:**

Let the first and second angle be a and b respectively

Third angle = a+b

By angle sum property of triangle

a +b + a+b = 180

=> 2a +2b = 180

=> 2(a+b) = 180

=> a+b = 90°

Third angle = 90°

*-Answered by Himanshi Verma* On 20 January 2019:05:07:15 PM

**Answer:**

Let the first and second angle be a and b respectively

Third angle = a+b

By angle sum property of triangle

a +b + a+b = 180

=> 2a +2b = 180

=> 2(a+b) = 180

=> a+b = 90°

Third angle = 90°

*-Answered by Master Purushottam* On 23 August 2019:11:41:59 PM

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