Saved Bookmarks
| 1. |
In a triangle ABC if two angle A is equal to 3 angle b is equal to 6 angle C find the value of ABC |
|
Answer» Answer: Step-by-step explanation: 2angleA=3angleB=6angleC =angleA+angleB+angleC=180(angle SUM property) ----eq1 let x=2angleA=3angleB=6angleC x=2angleA. x/2=angleA. ----eq2 x=3angleB. x/3=angleB. ----eq3 x=6angleC. x/6=angleC. ----eq4 substituting eq2,3,4 in eq1 x/2+x/3+x/6=180 Lcm=6 3x+2x+x/6=180 6x=180×6 6x=1080 x=180------EQ 5 substituting eq 5 in eq 2,3,4 angleA=x/2=90 angleB=x/3=60 angleC=x/6=30 hope this HELPS |
|