Mathematics · May / June 2025 · Paper 21 · Question 5
0580
As printed in the paper
The question as text
0580/21/M/J/25 © UCLES 2025 5 The interior angle of a regular polygon is 150°. Find the number of sides of this polygon. [2]
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12 [1]
( ) 2 − 360 180 n 2 =
M1 for or for 150 − n 180 150
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