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Mathematics 15 Online
OpenStudy (anonymous):

The lengths of the sides of a rectangle become 5 times greater than the original measurements. Which statement is true about the rectangle?

Directrix (directrix):

The area is multiplied by a factor of 25. If two polygons are similar, then the square of the scale factor = the ratio of the areas. (1/5)^2 = 1/25 which is the ratio of the areas of the two rectangles.

OpenStudy (anonymous):

Thank you so much!

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