Question

find the value of "y"​

Answer 1

Answer:

angle y = 150°

Step-by-step explanation:

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Answer 2

Answer:

y = 150°

Step-by-step explanation:

= (n-2) × 180°

[ n=5 sides ]

= (5-2) × 180°

= 3 × 180°

= 540° (total)

so,

= 540° - 90° - 130° - 70° - 100° - y

= 150° - y

y = 150°