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1 of 8 0-day streak

Perimeter of a sector

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Question 1 of 8

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The boundary of a sector is being measured on a circular serving plate with centre O

The radius is 14 cm. The required sector has a centre angle of 90°

2 marks

Determine the boundary length of the required sector

Give the exact perimeter in the form \(a+b\pi\). Enter the constant part a and the π-coefficient b in the labelled blanks