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How is the diagonal of a rectangle related to its length and width?
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diện tích chữ nhật
- How does the diagonal divide the area of a rectangle?
- Consider a rectangle inscribed under a curve $y = f(x)$ from $x = a$ to $x = b$, with its top vertices on the curve. How can you find the area of this rectangle as a function of the x-coordinate of one of its top vertices?
- What is the area of a rectangle with integer vertices (x1, y1), (x2, y1), (x2, y2), and (x1, y2)?
- How can you find the width of a rectangle if you know its area and length?
- What is a square? How is its area calculated?
- x_2 - x_1
- A rectangular picture frame has an outer dimension of 30 cm by 20 cm and a frame width of 2 cm. What is the area of the picture inside the frame?
- Can the area of a rectangle be zero? Under what conditions?
- What is the concept of surface area?
- What are measurable sets and how is their area (or measure) defined?
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