Question

Q10. In a triangle, two angles are 70° and 80 third angle
is
(a) 90°
(b) 60
(C) 45
(d) 30°​

Answer 1

Answer:

30

Step-by-step explanation:

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Answer 2

Answer:

30°

Step-by-step explanation:

Sum of all the interior angles of a triangle= 180°

=> 70°+80°+x= 180°

=> x= 180°-150°

=> x=30°

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