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Meaning of Ptolemy's theorem | Babel Free

Noun CEFR B2

Definitions

A theorem that states in a cyclic quadrilateral, the product of the lengths of its diagonals is equal to the sum of the products of the lengths of the two pairs of opposite sides.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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See also

Ptomaine ptomatropine ptosis ptosyl PTP PTPP

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