Which expression is a trinomial?, x² + 5x + 6, x² + 5x, Which number is a perfect square?, 25, 22, Which pair multiplies to 6?, 2 and 3, 2 and 4, Which expression is a perfect square trinomial?, x² + 6x + 9, x² + 5x + 6, Which number is the square root of 16?, 4, 5, Which expression is a trinomial?, x² + 8x + 16, x² + 8x, Which pair multiplies to 12?, 3 and 4, 2 and 5, Which number is a perfect square?, 30, 36, Which expression starts with x²?, x + 7 + 12, x² + 7x + 12, Which number is the square root of 9?, 3, 6.

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