In the diagram below, AB is the chord of a circle with centre O. OM is perpendicular to AB (meet at a right angle). Look at triangles OAM and OBM. The hypotenuses (OA and OB) are the same, as they are ...
CBSE Class 9 Maths extra questions for Chapter 10 - Circles are provided here with answers. These questions are very useful for the purpose of revising all important concepts given in the chapter. All ...
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