Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
secondary 4 | E Maths
2 Answers Below
Anyone can contribute an answer, even non-tutors.
i need help for part b and c
Date Posted: 6 years ago
Views: 358
See 2 Answers
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
Part (c) coming soon
Date Posted:
6 years ago
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
Risky to use sine rule for the last part as angle BAD is not immediately known whether to be acute or obtuse (we cannot always trust diagrams).
It happens that the angle, upon computation by cosine rule, is obtuse.
It happens that the angle, upon computation by cosine rule, is obtuse.
Date Posted:
6 years ago
360 Tutoring Program