Judgment: a figure with an area of 1 square meter must be a square? First, the third grade did not learn decimal multiplication. Second, only learned the area of rectangles and squares
Wrong will be divided into two halves of the square, in the splicing into a rectangle, the same area, the shape changed
RELATED INFORMATIONS
- 1. When the area of rectangle, square and circle is the same, what is the size relationship between their perimeter?
- 2. A square, if its adjacent sides are increased by 6 cm, you can get a new square, the area of the new square is 120 square cm larger than the original square. Find the area of the original square
- 3. If there is a square lawn with an area of 160 hectares, how many meters is its perimeter?
- 4. Area and perimeter of circle in sixth grade
- 5. The area of a circle is 15.7 square centimeters. Draw a square with the largest area inside. How many square centimeters is this square?
- 6. Draw the largest circle in a square. It is known that the area of a square is 15 square centimeters. What is the area of a circle?
- 7. As shown in the figure, the area of the triangle is 15 square centimeters. The area of the whole circle is 15 square centimeters______ Square centimeter
- 8. It is known that the area of a small square is 15 square centimeters, and the area of a circle is? One side of a square is the radius of a circle I hope the formula is easy to understand,
- 9. The area of a square is 15 square centimeters. Find the area of a circle
- 10. The largest circle in a square has an area of 15.7 square centimeters. What's the area of the rest The clear explanation will be given tomorrow
- 11. The area of a square is 20 square centimeters. Find the area of the largest circle in the square
- 12. Draw the largest circle in a square. The area of a square is () of that of a circle Draw the largest circle in a square. The area of a square is () of that of a circle A. π times b.4 / π times C. π / 4 For explanation
- 13. The area of the right angle isosceles triangle in the following two circles is 5 square centimeter
- 14. As shown in the figure: the area of an isosceles right triangle in a circle is 5 square centimeters. How to calculate the area of a circle? How to write the calculation process
- 15. How many percent less is the area of the circle than that of the square?
- 16. Cut out the largest circle in a square with a circumference of 8 decimeters. The circumference of the circle is______ Decimeter
- 17. Place the largest circle in a square with a side length of 10 cm. The area of this circle is () square meters
- 18. Cut out four identical largest circles on a 40 cm square paper. The area of each circle is ()
- 19. What is the area of the largest circle cut from a square piece of paper with a side length of 10 cm?
- 20. Cut a square with a side length of 10 cm into the largest circle. What is the area of the circle? Its area is about a fraction of that of the square