2. Let s denote the semi-perimeter of a triangle ABC in which BC = a

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2. Let s denote the semi-perimeter of a triangle ABC in which BC = a, CA = b, AB = c. If a circle touches the sides BC, CA, AB at D, E, F, respectively, prove that BD = s – b.
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Jul
2. Let s denote the semi-perimeter of a triangle ABC in which BC = a, CA = b, AB = c. If a circle touches the sides BC, CA, AB at D, E, F, respectively, prove that BD = s – b. -e 2. Let s denote the semi-perimeter of a triangle ABC in which [...]
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Tags: -e , 2. Let s denote the semi-perimeter of a triangle ABC in which BC = a , AB = c. If a circle touches the sides BC , AB at D , Ca , CA = b , F , prove that BD = s – b. , respectively ,