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If in any triangle all angle sum is 180 then why in trigonometry we assume A+B+C=90

If in any triangle all angle sum is 180 then why in trigonometry we assume A+B+C=90

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2 Answers

mahabahu indian
35 Points
11 years ago

here A,B,C should mean half of the angles of a triangle.

 

plz say yes if  u like my reply.thank u advance

omkar deepak borkar
54 Points
11 years ago

Dear,

We never assume in trigo

A+B+C=90

 

we always assume

A+B+C=180

.best of luck

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