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tatuchka [14]
3 years ago
6

Help please !! Given sin theta= 2/5 and 0°

Mathematics
1 answer:
Fofino [41]3 years ago
3 0

Answer:

C

Step-by-step explanation:

sinθ=\frac{2}{5}

θ=sin⁻¹ ( \frac{2}{5} )

θ=23.57817848

2θ=47.15635696

sin2θ=sin(47.15635696)=0.7332121112°≈ ((4\sqrt{21})/25)

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