Find the circumference and the area of a circle with radius 9 km
2 answers:
Answer:
508.93
Step-by-step explanation:
The formula for circumference is 2
2 times pie times the radius squared which would give you 508.93
Answer:
<u>Circumference= 56.52km Area=254.47km </u>
Step-by-step explanation:
To find the area of a circle with the radius, square the radius, or multiply it by itself. Then, multiply the squared radius by pi, or 3.14, to get the area.
The circumference = π x the diameter of the circle (Pi multiplied by the diameter of the circle).
Hope this helps
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Answer:
B.
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Step-by-step explanation:
Answer:
Step-by-step explanation:
two step equation
n - 5/2 = 5
n = 5 + 5/2
n = 5 + 2.5
n = 7.5
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check
7.5 - 5/2 = 5
7.5 - 2.5 = 5
5 = 5
the answer is good
Answer:
For number 3 the answer is -4
Solve by using the quadratic formula.
x=1+-i√5 / 6
