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<strong>Kuta</strong> <strong>Software</strong> - Infinite Geometry<br />
Name___________________________________<br />
<strong>Similar</strong> <strong>Solids</strong><br />
Are the two figures similar? If so, state the scale factor.<br />
Date________________ Period____<br />
1)<br />
2)<br />
12 ft<br />
40 ft<br />
40 m<br />
8 m<br />
24 ft 18 ft<br />
Yes; 3 : <strong>10</strong><br />
80 ft<br />
60 ft<br />
No<br />
50 m<br />
20 m<br />
3)<br />
27 km<br />
81 km<br />
4)<br />
18 cm<br />
54 cm<br />
18 km<br />
6 cm<br />
54 km<br />
21 cm<br />
Yes; 1 : 3<br />
No<br />
Each pair of figures is similar. Use the information given to find the scale factor of the figure on the left<br />
to the figure on the right.<br />
5)<br />
6)<br />
SA = 396 cm²<br />
SA = 275 cm²<br />
SA = 7π in²<br />
SA = 175π in²<br />
6 : 5<br />
1 : 5<br />
7)<br />
8)<br />
V = 20000 mi³<br />
5 : 4<br />
V = <strong>10</strong>240 mi³<br />
V = 3240 in³<br />
3 : 1<br />
V = 120 in³