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kozerog [31]
3 years ago
11

A building's rafter forms the hypotenuse of a 30°-60°-90° triangle with the roof's frame. If the rafter measures 9 feet, then th

e short leg measures ___ feet.
Mathematics
2 answers:
KengaRu [80]3 years ago
8 0
In a 30-60-90 triangle, if the short leg is x then the longer leg is x√3 and the hypotonuse is 2x


so if the rafter (hyppotnuse) is 9ft then
9ft=2x
4.5ft=1x
the short leg is 4.5ft
melisa1 [442]3 years ago
3 0

Answer:

4.5 ft

Step-by-step explanation:

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