Pronunciation: /səbˈtɛnd/

Definitions of subtend

noun the angle formed between two lines or rays that extend from the ends of an arc or chord

Example Sentences

A1 The subtend of the angle is 30 degrees.

A2 In geometry, the subtend is the length of the side opposite an angle.

B1 The subtend of the arc is measured in radians.

B2 To calculate the subtend of an angle, you need to know the length of the arc.

C1 The subtend of the triangle can be calculated using trigonometry formulas.

C2 Understanding the subtend of angles is crucial in advanced mathematics.

verb to extend or stretch underneath or across something

Example Sentences

A1 The two points subtend an angle of 90 degrees.

A2 In geometry, a line segment subtends an angle between two points.

B1 The tower subtends a certain angle when viewed from a distance.

B2 The arc subtends a specific angle at the center of the circle.

C1 The mountain range subtends a wide angle when seen from the valley below.

C2 The skyscraper subtends an impressive angle against the city skyline.

Examples of subtend in a Sentence

formal The angle subtended by the two lines is equal to 90 degrees.

informal The lines make an angle of 90 degrees.

slang Those lines form a 90-degree angle.

figurative Their friendship subtends all obstacles.

Grammatical Forms of subtend

past tense

subtended

plural

subtends

comparative

more subtend

superlative

most subtend

present tense

subtends

future tense

will subtend

perfect tense

has subtended

continuous tense

is subending

singular

subtends

positive degree

subtend

infinitive

to subtend

gerund

subtending

participle

subtended

Origin and Evolution of subtend

First Known Use: 1601 year
Language of Origin: Latin
Story behind the word: The word 'subtend' originated from the Latin word 'subtendere', which means 'to stretch under'.
Evolution of the word: Originally used in geometry to describe the relationship between angles and sides of a triangle, the word 'subtend' has evolved to also refer to the act of spanning or extending across a distance or space.