The statement is False. He wrote a book named \"Elements of geoemtry\" which covered detailed proofs of the Euclid postulates and the Hilberts plane. His work in geometry can not be said worthless as his work brought perfection in other\'s work. Apart from this, Legendre is well known for his Legendre polynomial, Legendre transformation. Solution The statement is False. He wrote a book named \"Elements of geoemtry\" which covered detailed proofs of the Euclid postulates and the Hilberts plane. His work in geometry can not be said worthless as his work brought perfection in other\'s work. Apart from this, Legendre is well known for his Legendre polynomial, Legendre transformation..