How many cm is the surface area of a cube whose edge length is 12 cm divided into two identical cuboids
Original surface area = 6 * 12 & # 178; = 864 (CM & # 178;)
After dividing into two identical cuboids, two 12 * 12 squares are added,
Surface area = 864 + 2 * 12 & # 178;
=864+288
=1152 (cm²)
RELATED INFORMATIONS
- 1. The surface area of a cuboid is 178 square decimeters, of which two opposite sides are 3 cm square. Find the volume of the cuboid
- 2. The surface area of a cuboid is 178 square decimeters, of which two opposite sides are a square with side length of 3DM. How much is the volume of this cuboid
- 3. The surface of a cuboid is 162 square decimeters. Two opposite sides are 3 decimeters square. Find the volume of the cuboid
- 4. The surface area of a cuboid is 16000 square decimeters, and the bottom surface is a square with a side length of 40 cm. What is the volume of the cuboid
- 5. A cube with a centimeter long edge is cut into two identical cuboids. The surface area of the two cuboids is () cm more than that of the original cube; ①2a² ②3a² ③6a²
- 6. In a circle with a circumference of 25.12 cm, draw the largest square, the square area is___ Square centimeter
- 7. Draw the largest square in a circle with a circumference of 25.12 cm. What is the square area Let's talk about the idea and the test In line with the level of primary school students
- 8. Given that the lengths of two sides of a right triangle are √ 32cm and √ 48CM respectively, find the perimeter and area of the right triangle
- 9. In a right triangle, if the length of a right side is 8cm and the perimeter is 20cm, how many square centimeters is the area of the triangle?
- 10. Given that the area of a rectangle is (4a & sup2; - 81) CM & sup2; its length is (2a + 9) cm, then what is its width?
- 11. The surface area of the cuboid is () CM & # 178;, which is made up of five cuboids with the edge length of 2cm;, The surface area is reduced by () CM & # 178;, and the volume is () CM & # 179;
- 12. The surface area of the cuboid is 400 cm less than the sum of the three cuboids
- 13. There are two cuboids with the surface area of 12cm and 178, and the cuboid with the surface area of () cm and 178;
- 14. Draw the largest square in a circle, the area of the square is 1 cm & sup2;, and the area of the circle is ()
- 15. Draw a square, take the side length of the square as the radius, if the area of the square is 20 square centimeters, find the area of the circle
- 16. The area of a circle is equal to that of a square. The circumference of the circle is greater than that of the square Is that right? Why
- 17. The area of a circle is equal to that of a square. Why is the circumference of a circle less than that of a square
- 18. 6. If the perimeter of a square is equal to twice the perimeter of a circle, find the ratio of the square area to the circle area?
- 19. The diameter of a circle is equal to the side length of a square. Comparing their area, the result is (). A. equal B. the area of a circle is larger C. the square has a large area
- 20. How many cm is the radius and circumference of the largest circle on a 10 cm long and 6 cm wide rectangular paper? If you subtract this circle, how many square centimeters is the remaining area?