sin10°cos50°+sin50°cos10°

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sin10°cos50°+sin50°cos10°sin10°cos50°+sin50°cos10°sin10°cos50°+sin50°cos10°sin10°cos50°+sin50°cos10°

sin10°cos50°+sin50°cos10°
sin10°cos50°+sin50°cos10°

sin10°cos50°+sin50°cos10°
sin10°cos50°+sin50°cos10°=sin(10°+50°)=sin60°=根号3/2

sin10°cos50°+sin50°cos10° =sin(10°+50°) =sin60° =根号3/2

sin10°cos50°+sin50°cos10°
= sin(10°+ 50°)
= sin60°
= 1/2

=sin60°=√3/2