Question: Is it true that the three angles of two triangles are equal if and only if the corresponding sides are in proportion?
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What is the equation of a parabola with a vertex at (2, -3) and a y-intercept at (0, 4)?
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Math question: In triangle ABC, the angle bisector of angle A intersects side BC at point D. If the length of AD is 6 cm and BD is 8 cm, what is the length of DC?