Prove that sin²o + cos²o = 1
Answers
Answered by
1
Answer:
Step-by-step explanation is there in the photo. Hope it will help you and others with the same doubt. ☺
Attachments:

Answered by
3
This is only a single line proof and most easy one and other identity also get in the same way by divide by square of prependicular and square of base.
Hope you understand p/h is sin and b/h is cos which is used in above formula
Attachments:

Similar questions