Question

Find the missing line and angle of D? My professor went over thus very short over class. We are supposed to plot each line given on an index card on a coordinate plan and find the missing degree and length of D. Im very confused. The whiteoff

board is his exmple..

Thank you

2-AMPER coMT GN) 100 A /50 xXX +81.0 TANO- X R-lenjie di

Answer 1

A = 200 @ 0° , B = 150 C 270 , C= 200 @ 160 I a-component 20060.0 - 200 I y component 200 Sino so 150 sim 270 = -150 1506270 - 0 20069 160 = -187.94 200 Sin 160° = 68.4 <fx = 12.06 Efy = -81.6 Ó - VEF + Efyz = N(12.06)* +(-81-672 D - 82.49 tomo - sfy - 81.6 = 6.75 fone - 12.06 0.-21.6° or 360-81.6 = 278.4° frem +Xaxis.