3/7 + 2/3
3/7 x 3/3 = 9/21
2/3 x 7/7 = 14/21
9/21 + 14/21 = 23/21 = 1 2/21
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I 've already answered this question twice
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Answer:
there is no question.
Step-by-step explanation:
Answer:
40 degrees
Step-by-step explanation:
Supplementary angles are angles in which their measures combined add up to 180 degrees. So we can set up an equation:
140+x=180
x=40
So the other supplementary angle is 40 degrees