Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
secondary 4 | A Maths
5 Answers Below
Anyone can contribute an answer, even non-tutors.
How do i solve this? Every time i encounter such questions i have no idea how to start solving even after drawing a diagram :/ is there a certain method to use when working out such questions?
See 5 Answers
create circle
the radius value is actually the y coordinate of the centre becos of the location of the centre
sub in Point A or Point B into circle eqn becos A and B are found on the circle . subbing allows us to find unknown