The interior angle of a regular polygon with $$\(n\)$$ sides is $$\(150^{\circ}\)$$. Calculate the value of $$\(n\)$$. $$\[ n= ............................................ \]$$

Mathematics
IGCSE&ALevel
CAIE
Exam No:0580_s20_qp_43 Year:2020 Question No:8(a)

Answer:

12

Knowledge points:

E2.5.1 Derive and solve linear equations in one unknown
E4.7.5 angle properties of regular polygons

Solution:

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