2012-II-24 Posted on 16-06-202119-06-2023 By app.cch No Comments on 2012-II-24 Ans: AThe locus of $P$ is a circle with centre $(20,12)$ and radius $5$. Same Topic: 2012PP-I-08 2014-II-24 2019-I-17 2022-II-26 2012, HKDSE-MATH, Paper 2 Tags:Locus