EM-3075
Trigonometric ratios
E Math · Secondary 4 · Medium · Trigonometric ratios
A triangle has sides 9 cm, 12 cm and 15 cm. The 15 cm side is the longest side.
Without calculating any angles, what is the value of , where is the angle opposite the 9 cm side?
Without calculating any angles, what is the value of , where is the angle opposite the 9 cm side?
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