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Q8. In the given figure, the perpendicular from A on side BC of a triangle ABC, intersects BC at D such that DB=3CD.Prove that 2AB² =2AC² + BC²
4 mins • Sep 29, 2020
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Sep 29, 2020
Q8. In the given figure, the perpendicular from A on side BC of a triangle ABC, intersects BC at D such that DB=3CD.Prove that 2AB² =2AC² + BC²
4 mins
Sep 29, 2020
Q7. BL and CM are medians of a triangle ABC, right angled at A. Prove that 4(BL² +CM²) =5BC²
5 mins
Sep 28, 2020
Q6. In the given figure, the perpendicular from A on side BC of a triangle ABC, interests BC at D such that DB= 3CD. Prove that 2AB² = 2AC² + BC²
3 mins
Sep 28, 2020
Q5. BL and CM are medians of a triangle ABC, right angled at A. Prove that 4(BL²+ CM²) = 5BC²
4 mins
Sep 28, 2020
Q4. Triangle ABD is a right triangle in which angle A= 90° and AC perpendicular BD. Prove that AD² = BD.CD
2 mins
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