A triangular sail has a base of 9 feet and a height of 14 feet. What is its area?
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Correct answer to question 113 (Arithmetic Reasoning): 63 square feet
Method
A triangle's area is half the base times the height, so 9 x 14 = 126 and half of that is 63 square feet. Forgetting to halve gives 126.
Updated: November 2026