cfwscsevcfcv
cfwscsevcfcv
30-06-2017
Mathematics
contestada
find the value of x please
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musiclover10045
musiclover10045
30-06-2017
= 18 x sin(20) = 6.15 rounded to 6.2
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mreijepatmat
mreijepatmat
30-06-2017
1st you have to calculate sin 20° = (opposite side) / (hypotenuse)
sin 20° = x/18
0.342 = x/18
x = (18.0).(342)
x= 6.15 ≈ 6.2 (answer C)
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