CARTS and WHEELS

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Across
  1. 5. double the radius
  2. 6. the car has 4 ________.
Down
  1. 1. this is colourful round, girls wear in their hand.
  2. 2. the instrument in geometry box for drawing circle
  3. 3. distance between centre and circumference of the circle
  4. 4. the shape that is round