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Q6. In a triangle if 4LA = 3LB = 12LC, find all the angles Please answer my question as soon as possible because it is very important for me |
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Answer» 4LA=3LBthereforeLB=4/3LA4LA=12LCthereforeLC=4/12LA=1/3LAtherefore in triangleABCLA+LB+LC=180°[angle sum PROPERTY of a triangle]LA+4/3LA+1/3LA=180°. [SUBSTITUTING the values of LB and LC]therefore3LA+4LA+LA=540°8LA=540°LA=67.5°therefore LB=4/3*67.5=90°LC=1/3*67.5=22.5Hope it HELPS |
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