Revise Mathematics

Revise Mathematics

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It is made from the major arc AB of the circle centre O and the two radii OA and OB. The marked angle AOB = 30Ad and the radius of the circle is 5 cm. Calculate: ( a) the length of the major arc AB, (b) the total length of the wire. Give both answersanbsp;...

Title:Revise Mathematics
Author:Duncan Graham
Publisher:Letts & Londsale - 1987


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