exam Maths Puzzle Numerical Ability

A triangular sail has an area of x^2 + 5x + 6 square meters and a height of x + 3 meters. Find the length of the sail's base.

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Reflections: Ann has a fulllength mirror resting against the wall of her room. Ann notices that the floor and its reflection do not form a straight angle. She concludes that the mi 4x+1/2(12x+2)=3