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Locus 1 (fixed distance from a fixed point)
Author:
WMY_hk
Definition of Locus 軌跡的定義
A locus is a path formed by a collection of points which satisfy one or more given conditions. 軌跡是一條由點構成的路徑,這些點均滿足某單一條件或同時滿足多個條件。
1. A moving point P is 3 units from a fixed point Q. Mark all the positions that P can be.
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2. what is the locus of the point P?(i.e. 所有P點組成的形狀)
Select all that apply
A
圓形
B
長方形
C
三角形
D
直綫
Check my answer (3)
3. Describe the locus of P. e.g. length,width,height,radius,centre
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