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2. (40 points) For the loaded determinate truss with pin reaction at support E and roller reaction at support A: (30 pts) fin

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solution 30K Bok Зck 15K He of A 16 B 16! c 16 ) 161 Efyzo RE=30+30+30+15 SPE = 105k Efx -o ME + HA 0 - 0 EME HAXIL-30x16-3Efx=0 3ok 15k H 20 fint fouro fco Sino = 12 و عيا - fru- fco-fou lose = 0 - 20+65-foux 16 20 - e) 20 Ifawa 56.25k/ Tension (T

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