Asked by Anonymous
7m long flagstaff is fixed on tower standing on horizontal plain .
Frm a point on the ground angle of elevation of top and bottom of flag staff are 60 and 40 find height of tower
Frm a point on the ground angle of elevation of top and bottom of flag staff are 60 and 40 find height of tower
Answers
Answered by
Steve
Draw a diagram. You will see that
h cot40° = (h+7) cot60°
h cot40° = (h+7) cot60°
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