valeriaportillow703q
valeriaportillow703q
12-07-2020
Mathematics
contestada
CAN SUM1 HELP ME OUT PLS
Respuesta :
hoodini2
hoodini2
12-07-2020
Use the Sine Rule where
a/sin(A) = b/sin(B)
36/sin(50) = 20/sin(B)
Flip both sides
Sin(50)/36 = sin(B)/20
Multiply by 20
20Sin(50)/36 = sin(B)
Inverse sin
Sin^-1(20sin(50)/36) = B = 25 degrees ~
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