PoojaMoolya at 10:22, 28 October 2020

2020-10-28T10:22:57Z

Thaw at 14:13, 5 October 2017

2017-10-05T14:13:05Z

Thaw at 10:49, 1 September 2017

2017-09-01T10:49:00Z

Ribajanai at 11:14, 31 August 2017

2017-08-31T11:14:21Z

Thaw: Created page with "{| border=1 |'''Time''' |'''Narration''' |- |00:00 |Khublei iaphi baroh . Ngi pdiang sngewbha iaphi sha kane ka jinghikai halor ka '''Tangents to a circle in Geogebra'''. |-..."

2017-08-25T10:19:28Z

Created page with "{| border=1 |'''Time''' |'''Narration''' |- |00:00 |Khublei iaphi baroh . Ngi pdiang sngewbha iaphi sha kane ka jinghikai halor ka '''Tangents to a circle in Geogebra'''. |-..."

New page

{| border=1
|'''Time'''
|'''Narration'''
|-
|00:00
|Khublei iaphi baroh . Ngi pdiang sngewbha iaphi sha kane ka jinghikai halor ka '''Tangents to a circle in Geogebra'''.

|-
|00:06
|Ha kaba kut jong kane ka jinghikai , phin lah ban draw/dro ia ki tangents sha ka circle, sngewthuh ia ki properties jong ki tangents.

|-
|00:17
|Ngi tharai ba phi lah don katto katne ki jingtip shaphang kumno ka Geogebra ka treikam.

|-
|00:22
|Lada em , na bynta ka jinghikai ba iadei , sngewbha leit ha ka website ka jong ngi http://spoken-tutorial.org.

|-
|00:27
|Ban record ia kane ka jinghikai , Nga pyndonkam da ka '''Ubuntu Linux OS Version 11.10, Geogebra Version 3.2.47.0'''.

|-
|00:41
|Ngin pyndonkam da ki Geogebra tools kiba harum :
Tangents
Perpendicular Bisector
Intersect two Objects
Compass
Polygon &
Circle with Center and Radius.

|-
|00:58
|To ngin open/plie ia ka Geogebra window kaba thymmai.

|-
|01:01
|Click ha '''Dash home''' >> '''Media Applications'''. Hapoh '''Type''', jied '''Education''' bad '''GeoGebra'''.

|-
|01:13
|To ngin batai ia ki tangent sha ka circle.

|-
|01:16
|"Tangent is a line that touches a circle at only one point".

|-
|01:22
|U point uba ktah la khot "point of tangency".

|-
|01:27
|Na bynta kane ka jinghikai, Ngan pyndonkam da ka '''Grid''' layout ha jaka jong ka "Axes", Right click ha u drawing pad.

|-
|01:35
|Uncheck ia ka '''Axes''', bad jied '''Grid'''.

|-
|01:39
|To ngin draw/dro ia ka tangent sha ka circle.

|-
|01:42
|Nyngkong to ngin draw/dro ia ka circle.

|-
|01:45
|Jied '''Circle with Center and Radius''' tool na u toolbar.

|-
|01:49
|Mark ia u point '''A''' ha u drawing pad.

|-
|01:52
|Ka dialogue box ka plie/open.

|-
|01:53
|to ngin type ia u value '''3''' na bynta u radius, click '''OK'''.

|-
|01:58
|Ka circle bad ka centre '''A''' bad u radius '''3''' cm la draw/dro.

|-
|02:04
|to ngin pynkynriah ia u point '''A''' & peit ba ka circle ka don ia u radius uba ia kajuh.

|-
|02:09
|Nion ha u '''New Point'''tool. Mark ia u point '''B''' shabar jong ka circle.

|-
|02:15
|Jied ia ka '''Segment between Two Points''' tool. Pyniasoh ia ki points '''A''' bad '''B'''. ia U segment '''AB''' la draw/dro.

|-
|02:25
|Jied ia ka '''Perpendicular Bisector''' tool, nion ha ki points '''A''' & '''B'''. Ka Perpendicular bisector sha u segment '''AB''' la draw/dro.

|-
|02:37
|U Segment '''AB''' bad ka perpendicular bisector ki ia kynduh ha u point. Nion ha ka '''Intersect Two Objects''' tool.

|-
|02:44
|Mark ia ki point jong kiba ia kynduh kum u '''C'''. to ngin pynkynriah ia u '''B''' & peit kumno ka perpendicular bisector bad u point '''C''' pynkynriah ryngkat bad u point '''B'''.

|-
|02:59
|Kumno ban pynshisha ba u '''C''' u dei u midpoint jong u '''AB'''?

|-
|03:02
|Nion ha ka '''Distance''' tool. Nion ha ki points '''A''' , '''C''', '''C''' ,'''B'''. Phin iohi ba u

'''AC''' = '''CB''' ka pyni ba u '''C''' u dei u midpoint jong u '''AB'''.

|-
|03:20
|Jied ia ka '''Compass''' tool na u tool bar, nion ha ki points '''C''', '''B''' bad '''C''' sa shisien... ban pyndep ia ka figure/dur.

|-
|03:30
|Artylli ki circles ki ia kynduh ha artylli ki points.

|-
|03:33
|Nion ha ka '''Intersect Two Objects''' tool. Mark ia ki points jong ka jingiakynduh kum u '''D''' bad '''E'''.

|-
|03:42
|Jied ia ka '''Segment between Two Points''' tool.

|-
|03:45
|Pyniasoh ia ki points '''B''', '''D''' bad '''B''' , '''E''' .

|-
|03:53
|Ki Segments '''BD''' bad '''BE''' ki dei ki tangents sha ka circle '''c'''.

|-
|03:59
| to ngin wad ia katto katne ki properties jong kine ki tangents sha ka circle.

|-
|04:05
|Jied ia ka '''Segment between Two Points''' tool.

|-
|04:08
|Pyniasoh ia ki points '''A''', '''D''' bad '''A''', '''E'''.

|-
|04:14
|Hapoh ki triangles '''ADB''' bad '''ABE''', segment '''AD'''= segment '''AE''' (radii jong ka circle 'c').

to ngin peit na ka '''Algebra View''' ba u segment '''AD'''= segment '''AE'''.

|-
|04:34
|'''∠ADB'''= '''∠BEA''', angle jong ka semicircle jong ka circle '''d'''. to ngin thew ia ka angle.

|-
|04:48
|Click ha ka '''Angle''' tool. Click ha ki points '''A''', '''D''', '''B''' bad '''B''', '''E''', '''A''', angles ki ia ryngkat/equal.

|-
|05:03
|U Segment '''AB''' u iadei lang ha baroh arliang ki triangles, namarkat ka '''△ADB''' '≅' (is congruent to )'''△ABE''' da ka '''SAS rule jong ka congruency'''.

|-
|05:20
|Ka pyni ba ki : tangents '''BD''' bad '''BE''' ki ia ryngkat/equal!

|-
|05:26
|Na ka '''Algebra View''', ngi lah ban wad ba ka tangents '''BD''' bad '''BE''' ki ia ryngkat/ equal.

|-
|05:33
|Sngewbha peit ba ka tangent barabor ki don ha ka right angles sha u radius jong ka circle ha kaba ka ktah/touch.
to ngin pynkynriah ia u point '''B''' & peit kumno ba ki tangents ki khih ryngkat bad u point '''B'''.

|-
|05:50
|to ngin save ia ka file mynta. Nion ha '''File'''>> '''Save As'''.

|-
|05:54
|Ngan type ia ka file name kum ka '''Tangent-circle'''. Nion ha '''Save'''.

|-
|06:08
|to ngin iathuh ia ka theorem.

|-
|06:11
|"Angle between tangent and chord at the point of tangency is same as an inscribed angle subtended by the same chord".
Angle DFB ba hapdeng tangent & chord = inscribed angle FCB jong ka chord BF.

|-
|06:34
|to ngin pynshisha ia ka theorem.

|-
|06:38
|to ngin open/plie ia ka Geogebra window kaba thymmai. Click ha '''File''' >> '''New'''. to ngin draw/dro ia ka circle.

|-
|06:48
|Click ha ka '''Circle with Center through Point''' tool na u tool bar . Mark ia u point '''A''' kum ka centre bad click sa shisien ban ioh ia u '''B'''.

|-
|06:59
|Jied ia ka '''New Point''' tool. Mark ia u point'''C''' ha ka circumference bad '''D''' shabar jong ka circle.

|-
|07:06
|Jied ia ka '''Tangents''' tool na u toolbar. Nion ha u point '''D''' bad ha ka circumference.

|-
|07:14
|Artylli ki tangents ki lah draw/dro sha ka circle.

|-
|07:16
|Ki Tangents ki ia kynduh ha artylli ki points ha ka circle.

|-
|07:20
|Nion ha ka '''Intersect Two Objects''' tool. Mark ia ki points jong kiba iadei kum u '''E''' bad '''F'''.

|-
|07:28
|to ngin draw/dro ia ka triangle. Nion ha ka '''Polygon''' tool.

|-
|07:31
|Nion ha ki points '''B''', '''C''', '''F''' bad '''B''' sa shisien ban pyndep ia ka figure/dur.

|-
|07:41
|Hapoh ka figure/dur, '''BF''' ka dei ka chord sha ka circle '''c'''.

|-
|07:45
|'''∠FCB''' ka dei ka inscribed angle da ka chord sha ka circle '''c'''.

|-
|07:53
|'''∠DFB''' ka dei ka angle hapdeng ka tangent bad ka chord sha ka circle '''c'''.

|-
|08:01
|to ngin thew/measure ia ki angles, nion ha ka '''Angle''' tool, nion ha ki points '''D''', '''F''', '''B''' bad '''F''', '''C''', '''B'''.

|-
|08:14
|Phin iohi ba ka '''∠DFB''' = '''∠FCB'''. to ngin pynkynriah ia u point '''D''' & peit ba ki tangents bad ki chords ki iaid ryngkat bad u point 'D'.

|-
|08:31
|to ngin save ia ka file mynta. Nion ha '''File''' >> '''Save As'''.

|-
|08:36
|Ngan type ia ka file name kum ka '''Tangent-angle'''. Nion ha '''Save'''. Bad da kane , ngi la poi sha kaba kut jong kane ka jinghikai.

|-
|08:50
|to ngin batai lyngkot. Ha kane ka jinghikai, ngi lah dep pule ban pynshisha ia ka:

|-
|08:57
|Artylli ki tangents kiba draw/dro na u external point ki ia ryngkat/equal

|-
|09:01
|Ka Angle hapdeng ka tangent bad u radius jong ka circle u long 90^0.

|-
|09:07
|Ka Angle hapdeng ka tangent bad ka chord ki ia ryngkat/equal sha ka inscribed angle subtended da ka chord.

|-
|09:14
|Kum ka assignment, Nga kwah iaphi ban pynshisha:

|-
|09:17
|"Angle between two tangents drawn to a circle is supplementary to the angle subtended by the line-segment joining the points of contact at the centre ".

|-
|09:30
|Ban pynshisha: Draw/Dro ia ka circle. Draw/Dro ia ki tangents na u external point.

|-
|09:37
|Mark ia ki points kiba iadei/contact jong ki tangents. Pyniasoh ia ka centre jong ka circle sha ki points kiba iadei/contact.

|-
|09:44
|Measure/Thew ia ka angle ha ka centre, measure/thew ia ka angle hapdeng ki tangents.

|-
|09:49
|Kaei ka sum jong ki artylli ki angles kiba halor? Pyniasoh ia ka centre bad ka external point.

|-
|09:55
|Hato u line-segment u bisect ia ka angle ha ka centre? Hint – Pyndonkam da ka '''Angle Bisector''' tool.

|-
|10:05
|Ka output ka dei ban long kumne.

|-
|10:08
|Ka Sum jong ki angles ka dei 180^0. U line segment u bisects ia ka angle.

|-
|10:16
|Peit ia ka video kaba lah ban ioh na kane ka url http://spoken-tutorial.org/

|-
|10:19
|Ka batai lyngkot ia ka Spoken Tutorial project. Lada phimdon ia ka bandwidth kaba biang, phi lah ban download bad peit ia ka it.

|-
|10:27
|Ka Spoken tutorial project team: ka pynlong ia ki workshops da kaba pyndonkam da ki spoken tutorials.

|-
|10:32
|Ka ai certificates sha kito kiba pass ia ka online test.

|-
|10:35
|Ia ki jingtip ba kham bniah , sngewbha thoh/write sha ka contact@spoken-tutorial.org.

|-
|10:42
|Ka Spoken Tutorial Project ka dei ka bynta jong ka Talk to a teacher project.

|-
|10:47
|La kyrshan ia ka da ka National Mission on Education lyngba ka ICT, MHRD, Government jong ka India.

|-
|10:54
|Ia ki jingtip ba kham bniah halor kane ka mission ki don ha kane ka link [http://spoken-tutorial.org/NMEICT-Intro].

|-
|10:59
|Ia kane ka script la pynkylla da i Ribajanai Wankhar .

|-
|11:04
|Khublei shibun ba phi la iasnohlang.

@@ Line 78: / Line 78: @@
 |-
 |01:52
-|Ka dialogue box ka plie/open.
+|Ka dialog box ka plie/open.
 |-

@@ Line 360: / Line 360: @@
 |-
 |10:59
-|Ia kane ka  script la pynkylla da i Ribajanai Wankhar .
+|Ia kane ka  script la pynkylla da i Ribajanai Wankhar bad nga dei u Thawlad Miki .
 |-
 |11:04
 |Khublei shibun ba phi lah iasoh.

Geogebra/C3/Tangents-to-a-circle/Khasi - Revision history

PoojaMoolya at 10:22, 28 October 2020

Thaw at 14:13, 5 October 2017

Thaw at 10:49, 1 September 2017

Ribajanai at 11:14, 31 August 2017

Thaw: Created page with "{| border=1 |'''Time''' |'''Narration''' |- |00:00 |Khublei iaphi baroh . Ngi pdiang sngewbha iaphi sha kane ka jinghikai halor ka '''Tangents to a circle in Geogebra'''. |-..."