x=5/4
the explantion would be to long lol
Your answer is the yellow one your welcome
The answer is -9i , 9i
x^2+81=0
x^2=-81
x=√-81
=9i,-9i
10.9 is closer to 10.
If you add another 0 to the end of 10.9 to make it 10.90, you may realize that it is less than 10.99, which has a 9 in the hundredths place.
Answer:
C. 62.8 units
Step-by-step explanation:
Use distance formula or Pythagorean theorem.
Pythagorean-
6^2+8^2= radius^2
100= radius^2
10= radius
radius= r
Use circumference formula.
C=2pir
C=2pi10
C=62.83
