3 years ago

PLEASE HELP FAST Find W.

Mathematics

1 answer:

gregori [183]3 years ago

3 0

Answer:

Step-by-step explanation:

Hello!

x+y+w = 180°

y = 90°

180 = x +x+12+90

180 = 2x+ 102

180 - 102 = 2x

78 =2x

x = 78/2 = 39

x= 39

y=90

W = 39+12 = 51

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