CBSE · Class 8 · Mathematics · MensurationThe parallel sides of a trapezium are $10\text{ cm}$ and $12\text{ cm}$, and its height is $5\text{ cm}$. Find its area.
Step-by-Step Solution
Area of trapezium $= \frac{1}{2} \times (a + b) \times h = \frac{1}{2} \times (10 + 12) \times 5 = \frac{1}{2} \times 22 \times 5 = 55\text{ cm}^2$.
Detailed Options Breakdown
Option : $55\text{ cm}^2$ (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 1: $110\text{ cm}^2$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Mensuration.
Option 2: $50\text{ cm}^2$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Mensuration.
Option 3: $60\text{ cm}^2$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Mensuration.
💡 Study Guide: This question tests core syllabus concepts from Mensuration. For formulas, key summaries, and mock exam reference guides, read the full Mensuration Revision Notes.