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==Concept # Measurements in circles==

==Concept # 2. Measurements in circles==

===Learning objectives===

===Learning objectives===

# The students should learn to measure radius, diameter, circumference, chord length and angles subtended at the centre and on the circumference of the circle.

# The students should learn to measure radius, diameter, circumference, chord length and angles subtended at the centre and on the circumference of the circle.

===Notes for teachers===

===Notes for teachers===

===Activity No # 1 Measuring radius and diameter. ===

===Activity No # 2(a) Measuring radius and diameter. ===

{| style="height:10px; float:right; align:center;"

{| style="height:10px; float:right; align:center;"

|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">

|<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;">

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==Concept # 2. Measuring a chord in a circle==

==Concept # 2(b). Measuring a chord in a circle==

===Learning objectives===

===Learning objectives===

# The students should understand what a chord is.

# The students should understand what a chord is.