By Levels

Library

EXP: 08888
HITS: {{lyricTraining.hits}}888
STREAKS: {{lyricTraining.streaks}}888
TIME: {{lyricTraining.timeout / 1000}}88
{{word.word}}

{{cue.translated_text}}

{{lyricTraining.hint}}

x{{playblackSpeed.toFixed(2)}}

Loading ..

Not Found

{{annotation.word}} ({{annotation.pos_simplify}})

/{{annotation.phonetic}}/

{{annotation.translation}}

{{annotation.name}}

{{annotation.sub_type}}

{{annotation.definition}}
Back

Games & Quizzes

Training Mode - Typing
Fill the gaps to the Lyric - Best method
Training Mode - Picking
Pick the correct word to fill in the gap
{{game.name}}
{{game.description}} Requires {{game.required_annotions}} vocabulary annotations

Congratulations! You gained {{totalPoint}} XP

You may need to watch a part of the video to unlock quizzes

Don't forget to Sign In to save your points

Repeat Skip ({{game.question_index}}/{{game.questions.length}})
{{part}}
Repeat Skip ({{game.question_index + 1}}/{{game.questions.length}})
{{choice.text}}
{{choice.text}}

Make correct pairs from two columns

{{lyricTraining.finished && lyricTraining.timed_out ? 'Timed Out' : 'Challenge Accomplished'}}

PERFECT HITS {{lyricTraining.stats.PERFECT_HITS}} +{{lyricTraining.stats.PERFECT_HITS * 20}}
HITS {{lyricTraining.stats.HITS}} +{{lyricTraining.stats.HITS * 10}}
LONGEST STREAK {{lyricTraining.stats.LONGEST_STREAKS}} +{{lyricTraining.stats.LONGEST_STREAKS * 10}}
REMAINING TIME {{lyricTraining.timeout / 1000}}s +{{lyricTraining.timeout / 1000}}
TOTAL +{{lyricTraining.exp}}
{{word.word}} - {{dictionary.definition[0].phonetic || ("/" + dictionary.phonetics +"/")}} - {{word.translation}}

We couldn't find definitions for the word you were looking for.
Or maybe the current language is not supported

{{simpleDefinition.pos}}

{{simpleDefinition.def}}

{{word.word}}

Sentences & parts of speech:

  • {{tag.normal}} {{tag.pos_name}}

  • {{c.startTime | duration}}


    {{c.translated_text}}

All {{pos.pos_simplify}}
{{a.word || a.name}}
/{{a.phonetic}}/
{{a.type || a.sub_type}}
{{a.translation}} 		{{a.definition}}

Area of a parallelogram | Perimeter, area, and volume | Geometry | Khan Academy

485,979 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

99%
  • 5:40 / 5:41

Speech Rate:

  • 177 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

diagonals

/dīˈaɡənl/

noun other

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

product

/ˈprädəkt/

noun

manufactured article or substance.

opposite

/ˈäpəzət/

adjective adverb noun preposition

Being totally different from. in opposite position. opposite person or thing. Across from or on the side facing something.

parallel

/ˈperəˌlel/

adjective noun verb

(Of two lines) at equal distance from each other. A line on a map a set distance from the equator. To compare.

rhombus

/ˈrämbəs/

noun

quadrilateral all of whose sides have same length.

straightforward

/ˌstrātˈfôrwərd/

adjective

uncomplicated and easy to do or understand.

quadrilateral

/ˌkwädrəˈladərəl/

adjective noun

having four straight sides. four-sided figure.

generally

/ˈjen(ə)rəlē/

adverb

Usually; as a rule; by, to or for most people.

particular

/pə(r)ˈtikyələr/

adjective noun

Having firm ideas about what is desirable. individual item.

finding

/ˈfīndiNG/

noun verb

action of finding person or thing. To become aware of something that is happening.

discuss

/dəˈskəs/

verb

To talk about seriously or in great detail.

general

/ˈjen(ə)rəl/

adjective noun

affecting or concerning most people or things. commander of army.

triangles

/ˈtrīˌaNGɡəl/

noun other

plane figure with three straight sides. Closed shape with three straight sides.

parallelogram

/ˌperəˈleləˌɡram/

noun

Shape with two parallel and equal lines in length.

multiple

/ˈməltəpəl/

adjective noun

involving several parts or elements. Number produced by multiplying a smaller number.

Q
W
E
R
T
Y
U
I
O
P
A
S
D
F
G
H
J
K
L
Z
X
C
V
B
N
M