3 years ago

Next period is in 15 mintures

Mathematics

1 answer:

vivado [14]3 years ago

8 0

Answer:

Step-by-step explanation:

m∠WXY=m∠WXZ+m∠zxy

160=5x+8+7x-4

12x+4=160

12x=160-4=156

x=13

m∠WXY=5x+8=5×13+8=65+8=73

m∠ZXY=7×13-4=91-4=87

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