3 years ago

Need help on the last problem please...

Mathematics

1 answer:

nevsk [136]3 years ago

4 0

Answer:

y = 97°

Step-by-step explanation:

z = 180 - 55 - 42 = 83

Total angle in a triangle is 180°

y = 180 - z = 180 - 83 = 97°

Supplementary angles

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