Why does sine squared plus cosine squared equal 1?

sin square theta + cos square theta = 1 How to prove?

Q14 | Prove that 1 + cos theta into 1 - cos theta into 1 + cot square theta equal to 1 | Class 10

Q6 | prove that 1 - cos square theta into cosec square theta = 1 | Prove that (1-cos^2⁡θ)cosec^2⁡θ=1

Q18 | Prove that cos square theta plus 1 by 1 + cot square theta = 1 | cos^2⁡θ + 1/(1 + cot^2⁡θ) =1

cos^2(1 + tan^2) = 1

sin square theta + cos square theta barabar 1 kaise hota hai/sin square theta + cos square theta = 1

Q13 | Prove that cosec⁡θ√(1-cos^2⁡θ)=1 | prove that cosec theta into under root 1 - cos square theta

30 分で学ぶ三角法 • A レベル数学、Pure Year 2、第 6 章と第 7 章 📚

root ( 1 - cos theta )/(1+cos theta) = cosec theta - cot theta | Trigonometry class 10

Prove that 1 + {Cot^2A/(1 + CosecA)} = CosecA

Q12 | Prove that tan square theta into cos square theta = 1 - cos square theta

Sin theta/1+Cos theta + 1+Cos theta / Sin theta = 2 Cosec theta | Mathematics Class 10 | Identity

simplify (1-cos)(1+cos)(1+cot²)

Q10 | Prove that 1-cos square theta into sec square theta = tan square theta | (1-cos^2⁡θ) sec^2⁡θ=

( 1/1+cos theta ) + (1/1-cos theta)=2 cosec^2 theta

Q27 | Prove that tan square theta - 1 upon cos square theta = -1 | Prove that tan^2⁡θ - 1/cos^2⁡θ=-1

how to prove 1 + cot^2theta = cosec^2theta | Trigonometric Identities | Class 10 Maths

Prove sin square theta plus cos square theta =1 |sin²θ+cos²θ=1|trigonometry identities

cos theta / 1 + sin theta = 1 - sin theta / cos theta | Trigonometry class 10