Mathematics in Real Life

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Across
  1. 4. _____ equations used in calculating unknown ages of two or more persons
  2. 6. used in the projection of our selfies into 2D images
  3. 9. use in technology of GPS
  4. 10. used in fashion designing to study various shapes
Down
  1. 1. used in earthquake intensity measurement
  2. 2. used in calculating volume of water in a well
  3. 3. used in construction of a building
  4. 5. used in web search to show relatable items to the topic
  5. 7. used in prediction of a lottery
  6. 8. used to find the national income of a country