Need !
1. use the scale factor to find the length of the image.
scale factor: 8
length of figure = 10 yd
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length of image = |_|
a.8 yd
b.1/8 yd
c.80 yd
d.1/80 yd
2.triangles pqr and stu are similar.
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what is the length of st ?
a. 24 m
b.20 m
c. 14 m
d. 12 m
3.on a map, 1 in. represents 20 mi. two cities are in. apart on the map.
how far apart are the actual cities?
a.23 1/2 mi
b.60 1/2 mi
c.70
d.75
4.what is the scale factor for the similar figures?
a.4
b.3/2
c.2/3
d.1/4