write the expression sin 29° in terms of cosi...

write the expression sin 29° in terms of cosine. sin 29° = cos □ °

Answer

# Explanation: ## Step1: Usar identidad trigonométrica Sabemos que $\sin\alpha=\cos(90^{\circ}-\alpha)$. ## Step2: Sustituir el valor de $\alpha$ Dado $\alpha = 29^{\circ}$, entonces $\sin29^{\circ}=\cos(90^{\circ}- 29^{\circ})$. ## Step3: Calcular el valor $90^{\circ}-29^{\circ}=61^{\circ}$. # Answer: $61$