Tolong jawap para ahli

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Tolong jawap para ahli​

Jawaban:

44 cm

Penjelasan:

Diketahui:

Jari-jari = 28 cm

Sudut = dapat disimpulkan bernilai 90°

Ditanya: Panjang busur

Jawab:

Panjang busur AB = a/360° × keliling lingkaran

= 90/360 × 2 × 22/7 × 28

= 1/4 × 2 × 88

= 44 cm.

Semoga membantu.

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