Question

sin square 30 +sin square 60 = sin square 90​

Answer 1

Answer:

refer from attachment......

Step-by-step explanation:

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Answer 2

Answer:

sin²30+sin²60

(1/2)²+(√3/2)²

1/4+3/4

1+3/4

4/4

1

sin²90=(1)²

=1

Step-by-step explanation:

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