Sunday

March 1, 2015

March 1, 2015

Posted by **jenny** on Tuesday, January 15, 2013 at 1:32pm.

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 -
**Henry**, Thursday, January 17, 2013 at 4:57pma. Dimensions=90/8 by 40/8 = 11.25cm by 5cm.

b. A2/A1 = (11.25*5)/(90*40) = 64.

**Answer this Question**

**Related Questions**

math. - A band poster that measures 90 cm by 40 cm is reduced by a scale factor...

geometry - in the original drawing, the rectangular pieces of paper from which ...

geometry - in the original drawing, the rectangular pieces of paper from which ...

Math - Please Help!!, The dimensions of a photo of a mountain bike are 15cm by ...

Brain freezer a.k.a. MATH - What does a scale factor between two similar figures...

Physics - I need help on two problems :P 1. A spherical balloon is partially ...

9th grade Algebra 1 - Van Gogh’s painting Starry Night measures 92 cm long by 73...

Algebra1 - Van Gogh’s painting Starry Night measures 92 cm long by 73 cm high. ...

math - Van Gogh's painting Starry Night measures 92 cm long by 73 cm high. You ...

Algebra - I reduced a diagram on my computer using a scale factor of 8o%(i.e. ...