Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Question

secondary 3 | A Maths
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
Amanda
Amanda

secondary 3 chevron_right A Maths chevron_right Singapore

Pls help!

Date Posted: 3 years ago
Views: 165

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Sandra
Sandra's answer
74 answers (A Helpful Person)
1st
Second part: line AB is parallel to line DC And line AB is parallel to line BC. Since lines AB and DC are perpendicular (right angle) to both lines AD and BC, ABCD is a square.