in triangle ABC, AB =AC =15cm & BC = 18 cm . Find : i) cosB ii) Sin C iii) tan B - sec ² B+2. who answer correctly i will add them as brainilist
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in triangle ABC, AB =AC =15cm & BC = 18 cm . Find : i) cosB ii) Sin C iii) tan B - sec ² B+2. who answer correctly i will add them as brainilist
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