# math.

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A band poster that measures 90 cm by 40 cm is reduced by a scale factor of 1/6 so it can fit on a postcard.

a) What are the dimensions of the postcard image?

b) By what scale factor, to the nearest hundredth, was the area of the poster decreased in the reduction process?

• math. -

90/6 x 40/6 = 15 x 6.3

1/6^2 = 1/36 = 0.03

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