Point O is the center of dilation. Triangle D E F is dilated to create smaller triangle D' E' F'. The length of O F' is 3. The length of F' F is 7. What is the scale factor of the dilation of triangle DEF? Three-tenths (3/10)

Three-sevenths (3/7)

Seven-thirds (7/3)

Seven (7)

a) 0.25x times 3. (could be wrong on equation.)

b) 2.25 pound of dark chocolate. (can i eat all the chocolate? plz? anyway, again, could be wrong, but i hope im right. all the chocolate together should be 5.25 pounds)

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191 students play sports and ninety-seven 10th graders were surveyed.

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