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Kangaroo, how do you spell the puzzle on page 1 1 in my math class?
1. Open my math class first, 1 1 page, Tangram chapter.

2. Secondly, prepare a puzzle, put the right angle of the natural triangle on the lower left and the desktop, and put the right angle of the red triangle on the upper right, next to the bottom of the natural triangle.

3. Finally, put the right angle of the pink triangle horizontally on the lower right, on the left side of the natural triangle, and put the lower ends together. Place the square next to the right side of the parallelogram, and the bottom can be put together to form a kangaroo.

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