Answer:
its answer is option b 15.625
Answer:
and 
Step-by-step explanation:
Given
Bisector: CD
of Line AB
Required
Apply Pythagoras Theorem
From the question, CD bisects AB and it bisects it at D.
The relationship between AB and CD is given by the attachment
Considering ACD
From the attachment, we have that:



By Pythagoras Theorem, we have

Considering CBD
From the attachment, we have that:



By Pythagoras Theorem, we have:

Answer: mountains
Explanation: The snow melts into the rivers
If I'm interpreting this right, it's -36 since a half times ten is 5... so it comes down to 5-41 which equals -36.