Second answer box, try that
Answer:

Step-by-step explanation:
The given fraction is:

We need to solve it.
The LCM of 168 and 180 is 2520.
So,

So, the required answer is equal to
.
Answer:
CB= 4
Step-by-step explanation:
the triangles are in AA similarity.
AB/AD = BC/DE
4/12 = x/12
CROSS MULTIPLY;
x = 48/12
x = 4
B)-3 for the vertex, do u have to graph it?