Question

Section-A
1. If Sin A = 3/4, Calculate Cos A

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Answer 1

Answer:

1. hkccjhicgchcjhvjhkhvjbhkvjvk

Answer 2

Answer:

5/4

Step-by-step explanation:

sinA =3/4 means opposite side/ hypotenuse

then hypotenuse = 4 opposite side is 3

then adjacent side will be 5

by using Pythagoras theorem

then CosA = adjacent side/ hypotenuse

= 5/4