Aodd A ruined tower is fenced off for safety reasons. To find the height ofthe tower Rashid stands …

Aodd A ruined tower is fenced off for safety reasons. To find the height ofthe tower Rashid stands at point A and measures the angle of elevation as 189. He then walks 20 metres directly towards the base of the tower to point B where the angle of elevation is 3]*. Calculate the length TB ii_ the height; h; of the tower: fence 180 310 CB 4 + 20 m

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