the value of sin^2 29° + sin^2 61° is
.
.??
Answers
Answered by
7
Answered by
1
Answer:
thevalueofsin
2
29°+sin
2
61°is
1
solution:−
sin
2
29°+sin
2
61°
=(sin29°)
2
+sin
2
61°
=[sin(90°−61°)]
2
+sin
2
61°[sin(90°−θ)=cosθ]
=cos61°+sin
2
61°
=cos
2
61°+sin
2
61°[sin
2
θ+cos
2
θ=1]
=1
Similar questions
History,
24 days ago
English,
24 days ago
Math,
1 month ago
Political Science,
8 months ago
English,
8 months ago