is supplerHenuicontact at the centre.11. Prove that the parallelogram circumscribing acircle is a rhombus."gle ABC is drawn to circumscribe a circleof radius 4 cm such that the segments BD andDC into which BC is divided by the point ofcontact D are of lengths 8 cm and 6 cmrespectively (see Fig. 10.14). Find the sides AB12. A trian0and ACProve that opposite sides of a quadrilateral cC--5cm->»Dd unnlementary8cm--,B

is supplerHenuicontact at the centre.11. Prove that the parallelogram

1.	is supplerHenuicontact at the centre.11. Prove that the parallelogram circumscribing acircle is a rhombus."gle ABC is drawn to circumscribe a circleof radius 4 cm such that the segments BD andDC into which BC is divided by the point ofcontact D are of lengths 8 cm and 6 cmrespectively (see Fig. 10.14). Find the sides AB12. A trian0and ACProve that opposite sides of a quadrilateral cC--5cm->»Dd unnlementary8cm--,B
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