A limit question on the product rule: Find the limit as x approaches a, of (f(x) * g(x)).
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Question: The three sides of a triangle are 5 cm, 7 cm, and 9 cm. Find the area of the triangle using Heron’s Formula.
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What is the rule for congruence of triangles stating that if two angles and a side are congruent to another triangle's corresponding parts, then the triangles are congruent?