Math, asked by rajendrek001, 10 months ago

sin square A + cos square is equals to answer is 1

Answers

Answered by sandy1816

0

Step-by-step explanation:

in right angle tringle ABC

sinA=BC/AC

cosA=AB/AC

so, sin²A+cos²A

=BC²/AC² + AB²/AC²

=BC²+AB²/AC²

=AC²/AC²

=1

=

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