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Circles by Mind Map: Circles
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Circles

What?

symmetric shape

the diameter & radius are always in a straight line

shape that has no right-angled,90degree

always 360degree

Funky Foxes

Hazwani

Wei Bo

Si En

Circumference

twice the radius

∏ x radius x 2 OR ∏ x diameter

units

formula

Why?

build buildings in circular shape

to measure a circular thing

Diameter

units

pass through its centre

r x 2

Area

∏ x r x r

units

Radius

half of diameter

units

∏x (d/2)

Radius

∏ x (d/2)

half of diameter

units