Q: What is the square of the sum of two numbers 𝑎 and 𝑏, factored using the formula (𝑎 + 𝑏)² = 𝑎² + 2𝑎𝑏 + 𝑏², where 𝑎 = 5 and 𝑏 = 3?
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What is the rule for congruence of triangles that states if two angles and an included side of one triangle are congruent to two angles and an included side of another triangle, then the triangles are congruent?