Page 9 - Kertas Percubaan PT3 MRSM Matematik

TERHAD 9

9 Diagram 9 shows a thinking map of formulae involving measurements of a circle.
Rajah 9 menunjukkan peta minda formula melibatkan pengukuran sebuah bulatan.

[Note: radius, r, where r = j]
[Nota: jejari, j, di mana r = j]
Diagram 9
Rajah 9

X and Y refer to
X dan Y merujuk kepada

A X = Circumference of circle, Y = Area of sector
= Perimeter bulatan = Luas sektor

B X = Circumference of circle Y = Length of arc
= Perimeter bulatan = Panjang lengkok

C X = Length of arc, Y = Area of sector
= Panjang lengkok = Luas sektor

D X = Length of arc, Y = Circumference of circle
= Panjang lengkok = Perimeter bulatan

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