If you drew a line down the center of a square, it would divide it in half and be the same on either side. This means that it's symmetrical! Hearts and triangles are symmetrical.
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Symmetric encryption keys must be kept secret since anyone with the key can decipher a message encrypted with that key. For this reason, secure key exchange is a priority in private
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Symmetric is noting two points in a plane such that the line segment joining the points is
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shape with both sides identical if cut in pieces.
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