Droll's answer to Ryan's Primary 6 Maths Measurement Singapore question.

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Droll
Droll's answer
9 answers (A Helpful Person)
1st
99 lah
Droll
Droll
4 years ago
Assign a value of "X" to unknown parts of the dimension. Then work out the area using algebra. You will find that the "X" will cancel itself out in the final equation and give you 99.
Ryan
Ryan
4 years ago
Not specific didn't explain