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# Solution - Bisectors of angles A, B and C of a triangle ABC intersect its circumcircle at D, E and F respectively. Prove that the angles of the triangle DEF are - CBSE Class 9 - Mathematics

#### Question

Bisectors of angles A, B and C of a triangle ABC intersect its circumcircle at D, E and F respectively. Prove that the angles of the triangle DEF are 90^@-1/2A, 90^@-1/2B" and "90^@-1/2C

#### Solution

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#### Reference Material

Solution for question: Bisectors of angles A, B and C of a triangle ABC intersect its circumcircle at D, E and F respectively. Prove that the angles of the triangle DEF are concept: Cyclic Quadrilaterals. For the course CBSE
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