Solve Problem 2.2 using trigonometry Problem 2.2: The cable stays AB and AD help support pole AC.

Question:

Solve Problem 2.2 using trigonometry Problem 2.2: The cable stays AB and AD help support pole AC. Knowing that the tension is 500 N in AB and 160 N in AD, determine graphically the magnitude and direction of the resultant of the forces exerted by the stays at A using

(a) The parallelogram law,

(b) The triangle rule.

to 15 m