MENSURATION

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Across
  1. 6. A figure having 5 faces 8 vertices 9 edges
  2. 7. A figure having many sides.
  3. 8. A figure with 8 sides
  4. 9. It is also termed as capacity
Down
  1. 1. Type of a polyhedron
  2. 2. A figure whose area =1/2Xsum of parallel sides X distance between them
  3. 3. A figure whose LSA is perimeter of base X height
  4. 4. A figure having base and tops as congruent polygons.
  5. 5. The relationship between face,vertex and edge
  6. 7. A figure whose base is a polygon and lateral faces are triangles