2 years ago

In the diagram below, the value of y must be

Mathematics

1 answer:

REY [17]2 years ago

4 0

Answer:

y = 45°

Step-by-step explanation:

4 sides = 360°

(2y+1)° + y° + 112° + 112° = 360°

2y + y = 360 - 112 - 112 - 1

3y = 135

y = 135÷3

= 45°

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