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OpenStudy (anonymous):
Triangle UVW is the pre-image of triangle RST with a scale factor of 3. Find the area of triangle UVW if the area of triangle RST is 9 cm2.
81 cm2
27 cm2
18 cm2
9 cm2
OpenStudy (anonymous):
OpenStudy (anonymous):
@suckerofmath
OpenStudy (anonymous):
@surjithayer
OpenStudy (anonymous):
@surjithayer this guy needs help i do not know no this
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OpenStudy (anonymous):
Sorry i can't help here.
OpenStudy (anonymous):
Do you know what a scale factor of 3 is ?
OpenStudy (anonymous):
area is multiplied by 3^2 i.e., 9
OpenStudy (anonymous):
I don't think so, surjithayer.
OpenStudy (anonymous):
The smaller -original triangle has the area of 9. The bigger triangle that is increased by scale factor of 3 has an unknown area.
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OpenStudy (anonymous):
We are asked to find this unknown area.
OpenStudy (anonymous):
@saarupp , do you know what a scare factor of 3 is?
when a figure is increased to the scale factor of 3, what do you do with the figure to obtain a new shape that's increased by a scale factor of 3?