please answer this question
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Answered by
1
Answer:
8x is the answer of your question
Step-by-step explanation:
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Answered by
2
Answer:
20°
Step-by-step explanation:
these are supplementary angles because they lie on a straight line AB and are adjacent
since we know that the sum of 2 supplementary angles is 180° so we will write this as an equation
5x+4x=180°
9x=180°
x=180/90
x=20°
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