A rectangle is one fourth of a meter long and two fifths of a meter wide. Its perimeter is () meters and its area is () square meters
Perimeter: (1 / 4 + 2 / 5) × 2 = 1.3m
Area: 1 / 4 × 2 / 5 = 1 / 10 square meter
RELATED INFORMATIONS
- 1. The perimeter of the rectangle is 10 meters, and the width is two fifths of the length. The area of the rectangle is () square meters, which can be used as a fraction
- 2. A rectangle is five fifths of its length and three fifths of its width. What is its perimeter and area?
- 3. The area of the rectangle is 2 / 5 square meters, and the area of the shadow part is 2 / 5 of the area of the rectangle
- 4. The shadow accounts for two fifths of the triangle and three twentieth of the rectangle. The area of the triangle is 40 square centimeters less than that of the rectangle. What is the area of the rectangle
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- 8. A piece of rectangular paper with an area of 2 square meters is folded in half for three times to get an area of? The rectangle obtained after folding three times is one eighth of the original rectangle and one fourth of its area. Why?
- 9. Fold a two fifths square paper into a rectangle with a circumference of () decimeters and an area of () square decimeters
- 10. Fold a 20 cm long, 16 cm wide rectangular paper in half for three times to get a rectangle. What's its area? Write the process clearly
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- 15. Can we use parallelogram and triangle rules as long as it is a vector? Such as the title
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