Ratio of complement of x : supplement of x
2 : 5
⇒ 2 times the supplement of x will be equal to 5 times the complement of x
5(90 - x) = 2 (180 - x)
450 - 5x = 360 - 2x
5x - 2x = 450 - 360
3x = 90
x = 30°
Complement of x = 90 - x = 90 - 30 = 60
Supplement of x = 180 - x = 180 - 30 = 150
Ratio:
60 : 150
60 ÷ 30 : 150 ÷ 30
2 : 5 (checked)
<span> the answer is 9 23/27
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I only know D. but I'll try to figure out the rest too. D. 9 years old
Wall height^2 = 10^2 - 3^2
wall height^2 = 91
wall height =
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9.5393920142
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=
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9.5</span></span></span>4 feet (rounded)
STAN TXT AND STREAM IF BORED