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Please help I don't understand... ​

Please help I don't understand... ​-example-1

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for this question the required one is the distance b/n the light house and the boat (x) so in this case we are gonna use tan= opposite / hypotenuse :

- tan 20 = 89/ x (tan 20 is equivalent to 0.3640)

- 0.3640 = 89 / x

-x = 89 / 0.3640

- x = 244.5 ft. and when estimated x= 245 ft.

User Luka Zadel
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