2 answers:
By Sine Rule,
x/sin30° = 8/sin90°
x/0.5 = 8/1
So x = 4.
Answer:
4
Step-by-step explanation:
sin = opposite side / hypoteneuse side
opposite side = x
hypoteneuse side = 8
thus; sin 30° = x/8
x = sin 30°×8
= 0.5 × 8
= 4
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