Mathematics
8 Online
OpenStudy (anonymous):
Find the value of x.
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OpenStudy (anonymous):
OpenStudy (anonymous):
Please help D:
OpenStudy (anonymous):
isn't it 6?
OpenStudy (anonymous):
x?
OpenStudy (anonymous):
Oh wait. I did that wrong. I dunno. You aren't being very helpful here.
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OpenStudy (anonymous):
midpoint theorem can be applied 2*(3x-4)=16, that gives us x=4.
OpenStudy (anonymous):
thankyou, melanka
OpenStudy (anonymous):
so, next would it be 180/4?
OpenStudy (anonymous):
this is still confusing
OpenStudy (anonymous):
do the lines on the sides of a triangle mean they are eqqual?
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OpenStudy (anonymous):
if so then, set up an equation 16/2 = (3x-4)/1
OpenStudy (anonymous):
since the triangles are proportional, that should work
OpenStudy (anonymous):
so would it be 8?
OpenStudy (anonymous):
no x = 4
OpenStudy (anonymous):
the length of the base of the larger triangle is twice the length of the base of the smaller one
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OpenStudy (anonymous):
what's this one? please just tell me the answer im so tired
OpenStudy (anonymous):
it's midnight here..:(
OpenStudy (anonymous):
its 3 am here
OpenStudy (anonymous):
wow.
OpenStudy (anonymous):
what's the answer?
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OpenStudy (anonymous):
64
OpenStudy (anonymous):
B is the midpoint of AC, D is the midpoint of CE and AE = 21. Find BD. The diagram is not to scale.
OpenStudy (anonymous):
Is this one 12?
OpenStudy (anonymous):
i think 10.5
OpenStudy (anonymous):
dangit
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OpenStudy (anonymous):
ok i have one more
OpenStudy (anonymous):
Find the length of the midsegment. The diagram is not to scale.
OpenStudy (anonymous):
these questions are boring..
OpenStudy (anonymous):
i know...
OpenStudy (anonymous):
please just one more
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OpenStudy (anonymous):
x=10
OpenStudy (anonymous):
4x+44=2(4x+2), this gives x=10.
OpenStudy (anonymous):
that wasn't one of the multiple choice..