Answer:

1. square, rectangle, hexagon

2.cone, cube, cylinder

Answer:

Plane figures: square, rectangle, triangle, circle, pentagon, octogen, hexagon etc., are examples of plane figures.

A shape can be defined as the boundary or outline of an object. A plane shape is a two-dimensional closed figure that has no thickness. A plane in geometry is a flat surface that extends into infinity in all directions. It has infinite width and length, zero thickness, and zero curvature

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