3 years ago

Help please :)) thank you.

Mathematics

1 answer:

kaheart [24]3 years ago

6 0

Answer:

D or 160 degrees

Step-by-step explanation:

They are basically asking 20 + x = 180.

We can subtract 20 from both sides to see that:

x = 160 or D is our answer.

<u>Check:</u>

20 + 160 = 180 degrees so we are correct.

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