Christmas MT's answer to Fizah Roohi's Primary 6 Maths Fractions Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Christmas MT
Christmas Mt's answer
3748 answers (A Helpful Person)
1st
For the 'arrow tip', you can also reason that an area of a triangle is 1/2 x base x height, in which case is 1/2 x length x breadth of the square.