- Identify the supports: Pin at E and Roller at D.
- Apply equilibrium equations:
- Sum of vertical forces (ΣFy = 0): \( R_{Ey} + R_{Dy} = 10 \, \text{k} + 15 \, \text{k} + 10 \, \text{k} + 10 \, \text{k} = 45 \, \text{k} \)
- Sum of horizontal forces (ΣFx =
Show more…