It's a figure made up of four squares with an area of 100 square centimeters. Can you draw a square with an area of 80 square centimeters? chart
The area of a square made up of four squares with an area of 100 square centimeters = 100x4 = 400 square centimeters
Side length of new square = √ 400 = 20cm
The side length of a square with an area of 80 square centimeters = √ 80 ≈ 8.94 cm
RELATED INFORMATIONS
- 1. The area of a rectangle is 100 square centimeters. If the length is reduced by four times and the width is increased by four times, the rectangle will become a square, and the area of the square
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- 7. What does it mean to enlarge the figure to a scale of 1:3?
- 8. Enlarge a rectangle 4 cm long and 2 cm wide by 4:1 to get the area of the figure?
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- 11. The picture is made up of four identical small squares, each of which is 100 square centimeters. You can draw a square with an area of 80 square centimeters in the picture (1) The picture on the right below is made up of four identical small squares. The area of each small square is 100 square centimeters. Now please draw a square with an area of 80 square centimeters in the picture and explain your method with pictures or words
- 12. The area of a square is 100 square centimeter. If you enlarge it by a ratio of 10:1, what is its area? How to calculate it
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- 14. The perimeter of a rectangle is 80cm, and the ratio of length to width is 5:3. What is the area of the rectangle?
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