Answer:
There are 12
Step-by-step explanation:
hope this helps.
Answer:
a). ΔABC ~ ΔBDC
b). m(BD) = 6 units
Step-by-step explanation:
If ΔABC ~ ΔBDC,
a). Ratio of the corresponding sides of both the triangles will be equal.




Since Ratio of the corresponding sides are same, therefore, both the triangles are similar.
b). 

BD = 
BD = 6
Answer:
B. 7.35 inches
Step-by-step explanation:
In the triangle:
- A=63°
- c = 7.75 inch
- B = 47°
Now we know that:

Using the Law of Sines

Answer:
C
Step-by-step explanation:
Ratio should be 4:5
12:15 is 4:5
20:25 is 4:5
28:35 is 4:5
36:46 is 4:5