This video is unavailable. Find the length of BC. Two tangents PQ and PR are drawn to a circle with centre o from an external point P. `prove that . Contact. Mar 14, 2015. Find the value of a. Prove that cot +tan =sec cosec . 3. Its properties are (a) All sides are equal. Draw two concentric circles with centre O and radii 4 cm and 6 cm. Thanks. If a circle touches the side of BC of a triangle ABC at P and extended sides AB and AC at Q and R, respectively, prove that AQ=1/2(BC+CA+AB). Ask for details ; Follow Report by Sai313020 28.12.2018 5. As the number of sides of the regular polygon … Here is a list of properties of a rhombus and a parallelogram for you to understand either figure. Using polygons. Click hereto get an answer to your question ️ Parallelogram circumscribing a circle is a ? Academic Partner. Doubtnut is better on App. Angle QPR = 2 angle OQR . Prove that the parallelogram circumscribing a circle is a rhombus. asked Mar 20, 2020 in Circles by Mohini01 (67.7k points) circles; class-10; 0 votes. quadrilateral abcd circumscribing a circle and touching it at points p, q, r, s such that
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