6D
1.
Use critical attributes to define similarity
Which set of measurements describes a rectangle similar to the one shown below?
3.
The triangles below are similar. What is the missing length?
length: 6 9 in
6 in
4 in
6 in
width: 4
? 3 in
A B C D
length: 8, width: 6 length: 12, width: 2 length: 5, width: 3 length: 12, width: 8
A B C D
4.
2 in. 3 in. 6 in. 10 in.
If ∆DEF is similar to ∆ABC, which are possible dimensions of ∆DEF? B
E 3 ft
2.
A tree 4 meters tall casts a shadow of 14 meters. At the same time, a nearby building casts a shadow of 42 meters. How tall is the building?
e
6 ft C d
F
8 ft
A
f
A B C D
th
7m 12 m 21 m 32 m
4 Six Weeks Benchmark
D
A B C D
Page 8
d = 7 ft., e = 4 ft., f = 9 ft. d = 18 ft., e = 9 ft., f = 24 ft. d = 12 ft., e = 9 ft., f = 32 ft. d = 6 ft., e = 6 ft., f = 9 ft.