Answer:
x = 4
y = 4√3
tan 60° = 1.7321
Explanation:
sin 30 = 4/8
0.5 = x/8
y² = 8² - 4² = 64 - 16 = 48
y = √48 = 4√3
tan 60° = (4√3)/4 = √3 = 1.7321
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