Answer: 10pi
Step-by-step explanation:
C = 2(pi)r
r = 5
2*(pi)*5 = C
10pi = C is the exact answer
If we make 3.14 for the pi substitution, then:
2*3.14*5=C
31.5 = C
Answer:
acute, equilateral
Step-by-step explanation:
Step-by-step explanation:
y−x2+2x=−4y-x2+2x=-4 , y+x=2
Answer:
60
Step-by-step explanation:
Look at the attachment
