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Unit 11: Parallelograms and Triangles

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* the opposite angles are congruent, * the diagonals bisect each other. * prove that if two oppo

Exercise 2.1 (Solutions) @matric:9th_science:unit_02

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5}$ $$(m OB)^2 = (m OA)^2 + (m AB)^2 \quad (Pythagorean\,\, Theorem)$$ $$(m \overline{OB})^2 = 4 + 1