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Mathematics, 18.02.2021 14:50 CoolBro92

The diagram shows two right-angled triangles. PQR and QST are straight lines. It is given that sin x = \frac{15}{17} . Find the value of cos y.


The diagram shows two right-angled triangles. PQR and QST are straight lines. It is given that sin

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The diagram shows two right-angled triangles. PQR and QST are straight lines. It is given that sin x...
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