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6EXERircus artist is climbing a 20 m long ropched and tied from the top of a verticalthe height of the pole, if the angle macound level is 30° (see Fig. 9.18).breaks due to storm and the broken pthe tree touches the ground making |
Answer» Step-by-step explanation:LET AB be the vertical pole and CA be the rope. Then,∠ACB=30 degreeand AC=20 mIn right △ ABC,sin30 DEGREE = AB /AC1/2= AB/20AB=10 mTherefore, the height of the pole is 10 m.
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