AC Lim's answer to Isaac's Secondary 1 Maths Singapore question.

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AC Lim
Ac Lim's answer
12416 answers (A Helpful Person)
1st
Hope this helps
Isaac
Isaac
1 year ago
What is the 2nd step?
AC Lim
AC Lim
1 year ago
∆ ABE is isosceles triangle.
Angle EBC = Alt angle HCD =43°