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One side of a right angled piece of metal is 12 cm. The second side (at 90 degrees to it) is 9 cm. What is the area of the triangular piece?

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One side of a right angled piece of metal is 12 cm. The second side (at 90 degrees to it) is 9 cm. What is the area of the triangular piece? Answer: 54 cm²

Step 1: Formula for the area of a right-angled triangle Area=1/2×base×height Step 2: Substitute given values Area=1/2×12×9 Area=1/2×108=54 Correct Answer: 54 cm²

Question context

This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the ASF Airports Security Force preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.