Direction of resultant force from a point

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goldfish9776
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Homework Statement


I managed to get Fy = 900N , Fx = 200N and FR= 922N , how to get the distance from A is 3.56m ? tetha= arc tan (922/200) = 77.5 degree

Homework Equations

The Attempt at a Solution

 
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  • Textbook diagram of a bent frame member A-B-C: a horizontal segment from A, a diagonal from B down to a vertical leg ending at support C. Labels: 300 lb and 200 lb downward loads, 400 lb downward load at B, 200 lb horizontal load, 600 lb-ft couple at A, dimensions 3 ft, 4 ft, 2 ft and 7 ft.
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goldfish9776 said:

Homework Statement


I managed to get Fy = 900N , Fx = 200N and FR= 922N , how to get the distance from A is 3.56m ? tetha= arc tan (922/200) = 77.5 degree

Homework Equations

The Attempt at a Solution

The problem is given in units of pounds and feet, so you should do your calculations in the same units.

It is not clear how you arrived at your answers. Please provide your detailed calculations.

BTW, θ = theta, not 'tetha'.