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Mathematics 18 Online
OpenStudy (anonymous):

The area of ​​triangle ABC is equal to 120, point B lies on the segment BC, that BD: CD = 1: 2, the bisector of BK crossed of the line of AD in the point L. Find the area of ​​a quadrilateral if KLDC AK: KC = 3:1.

Directrix (directrix):

>>point B lies on the segment BC Did you mean to say point D lies on segmetn BC?

Directrix (directrix):

>>>the bisector of BK Where is point K. Do you have a diagram you could draw or upload?

OpenStudy (anonymous):

AD - simply refer to

OpenStudy (anonymous):

|dw:1333992019277:dw|

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