Math, asked by tanush5383, 7 months ago

Find the value of y. When the exterior angles of a triangle are 3y, 4y and 5y

Answers

Answered by asahilthakur

2

Answer:

y = 30°

Step-by-step explanation:

Sum of all exterior angles = 360°

=> 3y + 4y + 5y = 360°

=> 12y = 360°

=> y = 30°

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