Answer:
Step-by-step explanation:

Yes - they have to be similar. Since they are using the same line as the hypotenuse, the ratio of the other two sides are in the same ratio (ie, the slope of the line), the 3 inner angles will be the same. Thus, the triangles will be similar.
Answer:
The answer is six
Step-by-step explanation:
and yw :D
Recall that


Adding these together, you have


Replace

with

and

with

. You end up with


and so

and

.
Answer:
3.2*10^8>1.2*10^8>7*10^5>5*10^3
Step-by-step explanation:
5*10^3 = 5000
3.2*10^8=320000000
1.2*10^8=120000000
7*10^5=700000
320000000>120000000>700000>5000
therefor
3.2*10^8>1.2*10^8>7*10^5>5*10^3