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Mathematics 17 Online
OpenStudy (anonymous):

a quadrilateral contains two equal sides measuring 12 cm each and an inclined right angle. if the measure of the third side is 8 cm and the angle opposite the right angle is 120 deg. find the measure of the fourth side and the area of the quadrilateral.

OpenStudy (anonymous):

you some help sir

OpenStudy (anonymous):

yepp

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