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: Given: In ABC,b=90 if cotA=8.find sin A and sec A​

Answer»

ΔABC, RIGHT-angled at B, AB = 24 cm, BC = 7 cm. Determine: (i) Sin A, COS A (ii) sin C, cos CSol. In right ΔABC, we have: P = 24 cm, b = 7 cm



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