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3 votes
3 votes
Find the area of a circle 42in

User DarkSuniuM
by
2.6k points

1 Answer

30 votes
30 votes
Diameter of the Circle

13.4
''
Step-by-step explanation:
Formula to find the Circumference of a Circle when the diameter (d) is available is
π
d
.
We are given the Circumference
42
''
.
We must find the Diameter (d).
Diameter (d) = Circumference/
π
Hence, form the equation first.
π

d
=
42

d
=
42
π

d
=
42
22
7

d
=
42

(
7
22
)

d

13.36363636
(using the calculator)
Hence, Diameter of the Circle

13.4
''
.
User Noobius
by
2.8k points