Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
Secondary 1 | Maths
One Answer Below
Anyone can contribute an answer, even non-tutors.
Hi, would appreciate assistance on this question. Thank you.
1. Sum of angles in a triangle is 180 degrees
2. Sum of angles on one side of a straight line is 180 degrees
3. Corresponding angles are equal
4. Interior angles of parallel lines add to 180 degrees
See 1 Answer