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17. Rajah menunjukkan sepotong riben dengan panjang 30 cm dibahagikan kepada empat
bahagian.
The diagram shows a ribbon with a length of 30 cm divided into four parts.
Diben bahawa panjang QR = 12 cm, panjang PQ = RS dan QR: ST=3:2.
Cari panjang RS.
Given that the length of QR = 12 cm, the length of PQ = RS and QR: ST=3:2
Find the length of RS.
+
12 cm
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R
S
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