Travis teo's answer to Celeste's Primary 5 Maths Area & Volume Singapore question.
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Triangle ADC=1/2*H*B=1/2 *12*12=72
Triangle ADE=1/2*12*6=36
By subtracting the area of triangle ADE from triangle ADC, this will give us the area of the shaded triangle AEC
Which is 72-36=36
Triangle ADE=1/2*12*6=36
By subtracting the area of triangle ADE from triangle ADC, this will give us the area of the shaded triangle AEC
Which is 72-36=36
Date Posted:
5 years ago
thx you :)
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