a circle has a radius of 9cm and a sector of the circle has an arc of 9.7cm calculate the value of x to the nearest degree
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Step-by-step explanation:
9.7=(x÷360)×2×3.14 ×9
X=(9.7×360)÷(18×3.14)
=(9.7×20)÷3.14
=194÷3.14=61.78degree
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