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Can i please get the answer to this?
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2 votes
Can i please get the answer to this?

Can i please get the answer to this?-example-1
User Silverdust
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7.7k points

1 Answer

1 vote
4x+10=90
4x=80
x=20
Why 90°? This is because the angle subtended in a semi-circle to the circumference is 90°.
User Beep
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7.9k points
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