A ballet company has 30 dancers. They want to randomly sample 8 dancers to complete a survey.
2 answers:
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<h2><em><u>Ans</u></em><em><u>wer</u></em><em><u>:</u></em></h2>
Let m<6 be X
140° + X = 180°
X = 180° - 140°
X =40°
let's plug the value of x and y as 5 and 4 respectively to find the value of given expression :