alleryWhich solid has infinitely many planes of symmetry?
ASphere
BCube
CPrism
DCuboid
Answer & Solution
Correct answer: A. Sphere
1. Any plane through the centre of a sphere cuts it into two mirror halves.
2. There are endlessly many such planes.
3. A cube, prism or cuboid has only a fixed, finite number of mirror planes.
_Source: Wikipedia, Reflection symmetry, section Symmetric function_
Keep practising Symmetry
Browse all Symmetry questions for CTET, or explore more Mathematics topics.
Related questions
Sliding every point of an object by the same distance leaves its shape unchanged under whiWhich symmetry applies to an object that looks unchanged when turned about a fixed point?An equilateral triangle has how many lines of reflection symmetry?Mirror planes cut a cube into matching halves. How many such planes exist?A kite's line of symmetry cuts it into two triangles that are what?In a kite, the diagonal that is the axis of symmetry is the perpendicular bisector of whatIn a kite, the diagonal along the symmetry axis does what to the angles at its ends?How are rhombi and kites related?