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OpenStudy (hellomynameiskam):
The rectangles shown are similar. What is the value of x? A. 6 B. 9 C. 5 D. 4
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OpenStudy (anonymous):
What rectangles?
OpenStudy (hellomynameiskam):
OpenStudy (anonymous):
Well just do this. \[\frac{ 9 }{ 15 }=\frac{ 3 }{ x }\] Cross multiply to get\[9x=45\] Now just solve for x
OpenStudy (hellomynameiskam):
So it would be A?
OpenStudy (anonymous):
No, did you solve for x? What is 45 divided by 9?
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OpenStudy (hellomynameiskam):
5
OpenStudy (anonymous):
Then that is your answer. Do you understand how we got it?
OpenStudy (hellomynameiskam):
Yeah. Thanks c:
OpenStudy (anonymous):
No problem :)
OpenStudy (hellomynameiskam):
can u help me with another question?
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OpenStudy (anonymous):
Sure
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