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What's the answer I don't know it

What's the answer I don't know it-example-1
User Ajpolt
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2 Answers

3 votes
It'a complementary angle, which adds up to 90 degrees. So when you subtract 45 from 90 degrees, you get 45 degrees as your result.
User Thomasina
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2 votes
the answer is 45 degrees

User Soredive
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