Answer:
B= 6
Step-by-step explanation:
pythagorean theorem formula is a² + b² = c²
so: 8² + b² = 10²
then: 64 + b² = 100
subtract 64 from both sides to get b²= 36
square root 36 and you get 6 for b
answer: B= 6
Answer:
16=D
17=A
18=A
19=B
20=D
Step-by-step explanation:
, and 
. Subtracting this from the numerator gives a remainder of
, and 
. Subtracting this from the previous remainder gives a new remainder of
is not a multiple of 
, so we're done. Then
