3 years ago

I forgot about how you do this and answer. Do you mind to also explain the steps?

Mathematics

1 answer:

photoshop1234 [79]3 years ago

7 0

Answer:

Step-by-step explanation:

First, call the unknown angle x.

Use the Exterior Angle Theorem:

140 = 45 + x

x = 95°

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3 years ago

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3 years ago

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3 years ago

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Anastasy [175]

Answer:

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Step-by-step explanation:

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