A rope 22 m long is attached to the top of a flagpole. The rope reaches a place on the ground 8 m from the base of the pole. How many meters high is the flagpole? If necessary, round your answer to the nearest tenth.

20.5m

20.0m

22.1m

16.0m

Question

A rope 22 m long is attached to the top of a flagpole. The rope reaches a place on the ground 8 m from the base of the pole. How many meters high is the flagpole? If necessary, round your answer to the nearest tenth.
 
		
20.5m
 		
20.0m
 		
22.1m
 		
16.0m

cwrw238 · Answer

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cwrw238 · Answer

use pythagoras theorem

x^2 = 22^2 - 8^2               -  where x = height of the pole