Question

1) Find values of : i) sinπ/8​

Answer 1

Answer:

sin1/2(pie/4)

=1/2×1/root2

=1/2root2

Answer 2

Answer:

Step-by-step explanation:

sin pi/8 can be written as,

= sin(1/2 * pi/4)

= root 1/2 ( 1 - cos pi/4)

= root 1/2 (1 - 1/2 root 2)

= 1/2 whole root of root 2 - root 2

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