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# Last topic is removed from 2021 N Level Math Examination

Last topic properties of circles is removed from the 2021 N Level Math Exam!

Ministry of Education (MOE) Singapore announced that the last topic will be removed for the upcoming N Level Math 4045 examination in 2021.

For N Level students who are taking the 2021 N Level Math examination this year, do take note of the following.

## Removal of last topic for N Level Math 4045 in 2021 Properties of circles will be removed from the N Level Math Examination (4045) in 2021.

Details of removed content are as follows:

Symmetry properties of circles:

• equal chords are equidistant from the centre

• the perpendicular bisector of a chord passes through the centre

• tangents from an external point are equal in length

• the line joining an external point to the centre of the circle bisects the angle between the tangents

Angle properties of circles:

• angle in a semicircle is a right angle

• angle between tangent and radius of a circle is a right angle

• angle at the centre is twice the angle at the circumference

• angles in the same segment are equal

• angles in opposite segments are supplementary

Do also take note that there will be no change in the 2021 N Level Math Examination Dates and 2021 N Level Math Formula Sheet.