So the formula for the circumference of a circle is π x diameter
Since we know the the circumference already, we just divide that by π:
12π / π = 12
Now we halve the diameter to get the radius:
12 / 2 = 6
The area of a circle is π x radius²
So the area is:
·π x 6² = 36π· (or 113 not in terms of π)
Answer:
810
Step-by-step explanation:
Convert the exponential equation to a logarithmic equation using the logarithm base
(
7
)
7
of the right side
(
1
)
1
equals the exponent
(
0
)
0
.
log
7
(
1
)
=
0
