Related Rates Problems Using Proportional Reasoning and Trigonometry need help solving.

[dboy0070]

 

[mmm4444bot]

… need help solving

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[imath]\;[/imath]

 

[skeeter]

Trig relationship between x, 90 ft, and [imath]\theta[/imath] ?

Take the time derivative of that relationship.

You'll need the value of x when s = 190 ft.

 

[skeeter]

Correction ... you may need the value of x when s = 190 ft; depends on what trig relationship you use.