A) \[23x+7y=9,\,\,7x+23y=53\]
B) \[23x-7y-9=0,\,\,7x+23y-53=0\]
C) \[23x-7y+9=0,\,\,7x+23y+53=0\]
D) None of the above
Correct Answer: B
Solution :
Slop of\[BD\]is\[\frac{8}{15}\]and angle made by\[BD\]with\[AD\]and\[DC\]is\[{{45}^{o}}\].You need to login to perform this action.
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