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Across 1. a number which when multiplied by any other number result in zero 4. a number is added to two then it is multiplied byumber another number and subtracted by a number twice the number which was multiplied what is the resulting no 5. a gometrical figure with 6 sides 7. can a prime no be a multiple of any other number 9. a geometrical figure with the area of half a circle 10. a parallelogram with all sides equal and all angles equal

Down 2. the cube of the only even prime number 3. a perfect square between the first prime numbers of twenty 6. square of four plus three 8. a number neither prime nor composite