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Mathematics
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OpenStudy (thehollywoodstud):
will fan and medal write a similarity statement
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OpenStudy (countryboy15):
whats the Q
OpenStudy (thehollywoodstud):
OpenStudy (thehollywoodstud):
@ageta
OpenStudy (welshfella):
corresponding sides will be in the same proportion if the polygons are similar
OpenStudy (thehollywoodstud):
can anyone help?
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OpenStudy (welshfella):
look at the 2 long sides they are in the ratio 6:4.5
does this equal the ratio of the short sides which is 2.8 : 2.1
OpenStudy (welshfella):
if you are uncomfortable with ratios you can write them as fractions
6/4.5 = 2.8/2.1 ?
OpenStudy (welshfella):
are these 2 fractions equal?
OpenStudy (thehollywoodstud):
no they arent
OpenStudy (thehollywoodstud):
@welshfella
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OpenStudy (welshfella):
check them ouy with your calculator
6 / 4.5 = 1.333333
2.8 / 2.1 = what?
OpenStudy (thehollywoodstud):
they are equal 1.333333
OpenStudy (welshfella):
right
so they are similar and the
ratio is 6 :4.5
OpenStudy (welshfella):
which is option c
OpenStudy (thehollywoodstud):
can you help with more?
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OpenStudy (welshfella):
ok
OpenStudy (thehollywoodstud):
@welshfella
OpenStudy (welshfella):
here you have to identify which angles are equal then you write the triangles in the order of equal angles
OpenStudy (welshfella):
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