19/20 in simplest form is 0.95
9/16 in simplest form is 0.5625
9,6^2+18,8^2=X^2
92,16+353,44=X^2
X^2=445,6
X=21
Answer:
B
Step-by-step explanation:
Because the numbers are less than 45 and more than 40
Answer:
0.25
Step-by-step explanation:
we have

we know that

substitute

Remember that

so
