Answer :

Kritu3

Answer:

Step-by-step explanation:

Let the missing angle be x then .,

81 + 62 + x = 180 (being sum of angles of triangle )

143 + x = 180

x = 180 - 143

x = 37

Therefore the missing angle is 37

Answer: 37

Step-by-step explanation:

Interior angles of a triangle add to 180 degrees. 81+ 62 + x = 180

143 + x =180

X = 37

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