Stuart Sherman
12/09/2023 · Junior High School

7. Diberi bahawa luas sektor ialah \( 30.8 \mathrm{~m}^{2} \) dan jejari ialah 10.5 m . Hitung sudut pada pusat bulatan. Given that the area of sector is \( 30.8 \mathrm{~m}^{2} \) and the radius is 10.5 m . Calculate the angle at the centre of the circle. (Guna / Use \( \pi=\frac{22}{7} \) )

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Sudut pada pusat bulatan adalah sekitar \( 32^\circ \).

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