Answer:
B
Step-by-step explanation:
sin(45)=x/3
sqrt(2)/2x==x/3
C= 11pi
⇒ d* pi= 11* pi
⇒ d= 11
The diameter is 11~
Answer:
9.4
Step-by-step explanation:
I did this I promise I am sure
Add them and you will get the sum of 138
X+y=63
.05x+.25y=12.55
x=63-y
.05(63-y)+.25y=12.55
3.15-.05y+.25y=12.55
.20y+3.15=12.55
.20y=9.4
y=47
47 quarters and 16 nickels