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Proof: Opposite sides of parallelogram congruent | Quadrilaterals | Geometry | Khan Academy

280,943 views

Khan Academy

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

88%
  • 7:31 / 8:29

Speech Rate:

  • 145 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

transversal

/tran(t)sˈvərsəl/

adjective noun

(of a line) intersecting a system of lines.. A transversal line..

consider

/kənˈsidər/

verb

To think carefully about something.

depending

/dəˈpend/

verb

Be able to trust; rely on..

interior

/ˌinˈtirēər/

adjective noun

Being the inside part of a building, car etc.. inside.

diagonal

/dīˈaɡənl/

adjective noun

Joining two opposite corners at an angle. straight line joining opposite corners of shape.

opposite

/ˈäpəzət/

adjective adverb noun preposition

situated on other or further side. in opposite position. Person, thing that is totally different to another. Across from or on the side facing something.

alternate
adjective noun verb

every other. deputy or substitute. To follow one thing after another repeatedly.

parallelogram

/ˌperəˈleləˌɡram/

noun

Shape with two parallel and equal lines in length.

because

/bēˈkəz/

conjunction

For a reason.

parallel

/ˈperəˌlel/

adjective noun verb

(Of two lines) at equal distance from each other. person or thing similar to another. To be equal to, or like, something else.

congruent

/kənˈɡro͞oənt/

adjective

in agreement or harmony.

intersecting

/ˌin(t)ərˈsekt/

verb

divide something by passing or lying across it.

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