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OpenStudy (anonymous):
Nina plans to utilize the storage space and make shelves. She wants to fix a wood beam, represented by segment RX in the figure, to support a shelf. What is the length of the beam? Show all the steps you used to find your answer.
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OpenStudy (anonymous):
OpenStudy (mertsj):
Same thing as before. The altitude is the geometric between the segments of the hypotenuse.
OpenStudy (mertsj):
\[\frac{3.6}{RX}=\frac{RX}{6.4}\]
OpenStudy (anonymous):
RX=23.04?
OpenStudy (mertsj):
4.8
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OpenStudy (anonymous):
oh can you show me how you got that?
OpenStudy (mertsj):
Cross multiply
OpenStudy (mertsj):
(3.6)(6.4)=(RX)^2 23.04=RX^2 RX=sqrt23.04=4.8
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