February 22, 2017

Homework Help: math

Posted by Brigitta on Thursday, January 31, 2013 at 10:56pm.

The longer base of an isosceles trapezium is 20 cm, its legs are 10cm. The legs of the trapezium are extended by 8 cm long to gain an isosceles triangle.Find the shorter base of the trapezium. Please help me:)

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