User contributions
2 December 2013
Sector of a circle
Concept #1 CIRCLE CENTRE
-263
Circles
Activity No # 1.The angle at the centre is double the angle at the circumference
-1,420
Circles
Activity No # 2. Angles in a circle.
+10,063
Circles
no edit summary
-37,025
Circles
Activity No # 1.The angle subtended by an arc at the centre is twice the angle subtended by the same arc at any point on the circumference of the circle
+2,204
28 November 2013
27 November 2013
File:Parallelograms.mm
Sudha uploaded a new version of "File:Parallelograms.mm": MsUpload
File:Parallelograms.mm
Sudha uploaded a new version of "File:Parallelograms.mm": MsUpload
File:Parallelograms.mm
Sudha uploaded a new version of "File:Parallelograms.mm": MsUpload
25 November 2013
21 November 2013
Sector of a circle
no edit summary
+5,544
Circles
Activity No # 6.Angle in a minor segment is an obtuse angle whereas the angle in a major segment is an acute angle
+10,268
Circles
no edit summary
+12
Circles
Activity No # 5. Angles in the same segment are equal.
+5,520
Circles
no edit summary
+2,964
Circles
Activity No # 4.Equal chords(arcs) subtend equal angles at the centre.
+9,088
Circles
Activity No # 2. Angle in a semicircle is a right angle.
+7,202
Circles
Activity No # 1.The angle subtended by an arc at the centre is twice the angle subtended by the same arc at any point on the circumference of the circle
+9,666
20 November 2013
Angles
no edit summary
+1
Similar and congruent triangles
no edit summary
-1,665
Similar and congruent triangles
no edit summary
-41
A Kite and its properties
no edit summary
+6
A Kite and its properties
no edit summary
+30
A Trapezium and its properties
no edit summary
-1,103
Introduction to a square and its properties
no edit summary
+1
Introduction to a square and its properties
no edit summary
+683
Parallelograms
no edit summary
+1,251
Quadrilaterals
no edit summary
+1,253
Quadrilaterals
Activity No #
+27
Mensuration
no edit summary
+13
File:Cyclic Quadrilateral.mm
Sudha uploaded a new version of "File:Cyclic Quadrilateral.mm": MsUpload
File:Cyclic Quadrilateral.mm
Sudha uploaded a new version of "File:Cyclic Quadrilateral.mm": MsUpload
Cyclic quadrilateral
no edit summary
-1,070
Cyclic quadrilateral
no edit summary
+321
Cyclic quadrilateral
Concept Map
+44
File:Cyclic Quadrilateral.mm
MsUpload
The longest chord passes through the centre of the circle
Activity No 1[Theorem 1: Perpendicular bisector of a chord passes through the center of a circle.]
-1,424
The longest chord passes through the centre of the circle
no edit summary
-597
The longest chord passes through the centre of the circle
no edit summary
+19
Circles
no edit summary
+140
Circles
Concept # 2. Measurements in circles
+35
Circles
no edit summary
+3,015
Circles
no edit summary
+9
19 November 2013
The longest chord passes through the centre of the circle
Activity No #
+9,722
The longest chord passes through the centre of the circle
Activity No # 2.[Theorem 2.Congruent chords are equidistant from the center of a circle.]
+10,382
The longest chord passes through the centre of the circle
Activity No 1[Theorem 1: Perpendicular bisector of a chord passes through the center of a circle.]
+7,953
Sector of a circle
Activity No #
+6,653
The longest chord passes through the centre of the circle
Concept #3.TANGENT
+1,243
Circles
Activity No # Measuring chord.
+6,594
Angles
Notes for teachers
+11,902
