If △ABC ~ △PQR, BC = 8 cm and QR = 6 cm, then the ratio of the areas of △ABC and △PQR is
8 : 6
3 : 4
9 : 16
16 : 9
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If △ABC ~ △PQR, area of △ABC = 81 cm2, area of △PQR = 144 cm2 and QR = 6 cm, then length of BC is
4 cm
4.5 cm
9 cm
12 cm
If the areas of two similar triangles are in the ratio 4 : 9, then their corresponding sides are in the ratio
9 : 4
3 : 2
2 : 3
16 : 81