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If the points A (4, 3) and B (x, 5) lie on the circle with centre O(2, 3), find the value of x. |
Answer» Points A (4, 3) and B (x, 5) lie on the circle with centre O(2, 3) Which means: OA = OB => OA2 = OB2 (2-4)2 + (3-3)2 = (2-x)2 + (3-5)2 (-2)2 + 02 = (2-x)2 + (-2)2 (2-x)2 = 0 2 - x = 0 x = 2 The value of x is 2. |
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