The identity sin²θ + cos²θ = 1 is a fundamental identity in trigonometry. This identity holds true for all values of θ.

So, regardless of whether θ = 30° or θ = 60°, the value of sin²θ + cos²θ will always be 1.

Question

The identity sin²θ + cos²θ = 1 is a fundamental identity in trigonometry. This identity holds true for all values of θ.

So, regardless of whether θ = 30° or θ = 60°, the value of sin²θ + cos²θ will always be 1.

Knowee AI · Accepted Answer

The identity sin²θ + cos²θ = 1 is a fundamental identity in trigonometry. This identity holds true for all values of θ.

So, regardless of whether θ = 30° or θ = 60°, the value of sin²θ + cos²θ will always be 1.

Find the value of sin2θ+cos2θ at θ=30∘ & 60∘