The Number 3

Anderson Hung 2021

**Triple Numbers**

000 - the emergency telephone number in Australia.

111 - the emergency telephone number in New Zealand.

666 - the number of the Beast (Rev.13:17-18).

777 - the jackpot number in slot machine .

999 - the emergency telephone number in Bangladesh, Hong Kong, Ireland, Kenya, Macau, Malaysia, Poland, Qatar, Sudan, Saudi Arabia, Singapore, Trinidad and Tobago, Uganda, United Arab Emirates, United Kingdom, Zimbabwe ...

**Word Order**

Word order is the order of the syntactic constituents of a language.

SOV - Proto-Indo-European, Sanskrit, Hindi, Ancient Greek, Latin, Japanese, Korean, Turkish...

SVO - English, French, Hausa, Bulgarian, Indonesia, Mandarin, Russian, Serbo-Croatian, Swahili...

VSO - Biblical Hebrew, Arabic, Irish, Filipino, Hawaiian, Tuareg, Welsh...

VOS - Malagasy, Baure, Fijian, Proto-Austronesian...

OVS - Apalai, Hixkaryana...

OSV - Warao...

S - subject

V - verb

O - object

**Trigonometric Ratios**

The six trigonometric ratios refer to the ratios(fractions) of the three sides of a right-angled triangle. If you know certain angles and side lengths, you can use them to determine the unknown values.

tan A = a/b

sin A = a/c

cos A = b/c

Tangent function (tan)

Sine function (sin)

Cosine function (cos)

cot A = b/a

csc A = c/a

sec A = c/b

Cotangent function (cot)

Cosecant function (csc)

Secant function (sec)

**Uses**

They are mainly used in surveying, mapping, and navigation.

**Triads in Music**

A triad is a three-note chord. They provide a sound that is pleasing to the ear when played together. Broken chord when played are also harmonious. The most common chords are the major and minor triads and then the augmented and diminished triads.

**Last Modified**: 04.04.21