Geometry: CC 2015 Chapter 8 Chapter 8 Test > Chapter TL Find the value of that makes ADEF-AXYZ
4.5
7.5
Y
5
E
6
3x-12
12
Х
D
F
15
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Si

x=7 is the answer

Step-by-step explanation:

for two triangles to be similar (~) their sides must be in same ratio. here we see

DE = twice XY

DF = twice XZ

thus EF should be twice YZ. implies

6.9

step-by-step explanation:

simple math really

6 1/2 times 0.6 = 3.9

but if you are just doing 6 and not 6 1/2 then the answer is 3.6

25% is the answer