Should be 37 if you use Pythagorean theorem!
Answer:
r = 1
Step-by-step explanation:
we know that :

Then

Then

Then
5×12 = 4×(16-r)
Then
60 = 64 - 4r
Then
4r = 64 - 60
Then
4r = 4
Then
r = 1
Answer:
dont understand clearly
Step-by-step explanation:
dont understand clearly