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PLS HELP getting timed

PLS HELP getting timed-example-1
User Bardr
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1 Answer

4 votes
DA+AL=180
4x+5x-3=180
9x=183
x=20.34 (approximately)
AD=4x
4(20.34)=81.36
Answer: 81.36
*remember, straight lines always equal 180
User Readonly
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