in triangle ABC right angled at B AB + AC is equal to 9 cm and BC is equal to 3 cm then find the value of secC
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Answer:
5/3
Step-by-step explanation:
AB + AC = 9 cm
BC = 3 cm
Sum of all sides = 12 cm
Required Pythagorean triplet is 3,4,5 cm
sec C = 1/cos C
Cos C = adjacent/hypotenuse = 3/5
Hence, Sec C = 5/3
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