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Prove that the sum of a …

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Prove that the sum of a triangle is 180

Posted by Niyati Dawar 4 years, 8 months ago

CBSE > Class 09 > Mathematics

2 answers

Anmol Singh 4 years, 8 months ago

Nice himesh bhai

1Thank You

Himesh Singhvi 4 years, 8 months ago

Let take triangle ABC and draw a line ED on point B. Then the sum of angle B + angle EBC +angle DBA =180degree But now angle EBC =Angle A and Angle DBA =Angle C ( By A. I. A. Property) So the sum of all angle is 180 degree

4Thank You

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Posted by T Prudhvi 1 week, 4 days ago

CBSE > Class 09 > Mathematics