¹ *Source: wiktionary.com*

### Definition of Perps

**1.** perp [n] - See also: perp

### Lexicographical Neighbors of Perps

### Literary usage of Perps

Below you will find example usage of this term as found in modern and/or classical literature:

**1.** *A Key to the Exercises and Examples Contained in a Text-book of Euclid's* by Henry Sinclair Hall, Frederick Haller Stevens (1892)

"26] that the **perps**. from A, B, C, ... to MN are respectively equal to the **perps**.
drawn from T to the corresponding sides of the outer polygon. ..."**2.** *Cassell's Engineer's Handbook: Comprising Facts and Formulæ, Principles and* by Henry Adams (1907)

"Coefficient of fineness == • 55 to • 70. tons displacement X 35 length between
**perps**. X beam X mean draught less depth keel Coefficient of water lines = -63 ..."**3.** *The Civil Engineer's Pocket-book* by John Cresson Trautwine (1907)

"Add together these two **perps** ; mult tbe sum by the diag ; div the prod by 2.
Having the four sides ; and either pair of opposite angles, as nbc, ..."**4.** *The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh* by Euclid, Robert Simson (1892)

"From Z and Y draw perp* to AB, AC; these **perps**, since they cannot be parallel,
... Hence the three **perps** OX, OY, OZ meet in the point O. 2. ..."**5.** *A Treatise on Spherical Trigonometry: With Applications to Spherical* by William John McClelland, Thomas Preston (1893)

"... cos * a cos * b cos * e ; product of sines of **perps**. on sides and for a polygon
of u sides this ratio is equal to COS 5 «i COS 5 a2 COS 3 as . ..."