Question

if two angle of a triangle are 70 dregree and 80 dregree and third angle is​

Answer 1

Answer:

=》70+80+x=180

=》150+x=180

=》x=30

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Answer 2

$\textbf{\huge{\red{Solution:-}} }$

Let 3rd angle = c

$\implies$70 + 80 + c = 180

$\implies$150 + c = 180

$\implies$c = 180 - 150

$\implies$30 degree is ur answer