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HELP‼️‼️‼️ Find the value of angle 1

please help; a formula will do because my teacher didn’t explain how to do this one

HELP‼️‼️‼️ Find the value of angle 1 please help; a formula will do because my teacher-example-1
User CharithJ
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1 Answer

3 votes
U only have to substract 90-74
User Erik Asplund
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