See AC Lim's answer to SO's Primary 5 Maths Area & Volume Singapore question

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Hope this helps

Date Posted: 4 years ago

4 years ago

Thanks much

4 years ago

Thanks

Joseph Lee

3 years ago

don't think is right.... for PQR, the B is not 11cm. Is PR + RV = ? eg. 11+RV. But what is RV?

AC Lim

3 years ago

Area for ,△PQR = ½ × PR × QV
So, PR+RV is not need to find.
Base = PR
Height= QV