Answer:
Circle 1-Radius=5cm,Circumference=31.4cm
Circle 2-diamter=24,C=75.36cm
Circle3-radius=7cm,circumference=43.96cm
Circle4.radius=4.5cm,Circum=28.26cm
Circle 5.diamter=48,Circum=150.72cm
Step-by-step explanation:
CIRCLE 1.
Radius=?
Diameter=10cm
Circumference=?
to get the radius
R=d/2
R=10/2
R=5cm
solution:
to get Circumference
C=πd or C=2πr
C=3.14(10)
C=31.4cm
C=2(3.14)(5)
C=6.28(5)
C=31.4
same lng cla knit anung formula diameter or radius.
CIrcle 2.ang given is radius lng so we find diameter and circumference, to get diameter
multiply lng ung radius by 2 KC SA isang diameter may 2 radius
given:
radius=12cm
d=?
d=12*2
d=24cm
circumference
formula:C=πd
C=3.14(24)
C=75.36cm
Circle 3.
diameter=14cm
radius=7cm
circumference=43.96cm
C=πd
C=3.14(14)
C=43.96cm
Circle4.
diameter=9cm
radius=4.5cm
circumference=
solution
C=3.14(9)
C=28.26cm
circle 5.
radius=24
diameter=48
C=150.72cm
C=3.14(48)
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Answers & Comments
Answer:
Circle 1-Radius=5cm,Circumference=31.4cm
Circle 2-diamter=24,C=75.36cm
Circle3-radius=7cm,circumference=43.96cm
Circle4.radius=4.5cm,Circum=28.26cm
Circle 5.diamter=48,Circum=150.72cm
Step-by-step explanation:
CIRCLE 1.
Radius=?
Diameter=10cm
Circumference=?
to get the radius
R=d/2
R=10/2
R=5cm
solution:
to get Circumference
C=πd or C=2πr
C=3.14(10)
C=31.4cm
C=2(3.14)(5)
C=6.28(5)
C=31.4
same lng cla knit anung formula diameter or radius.
CIrcle 2.ang given is radius lng so we find diameter and circumference, to get diameter
multiply lng ung radius by 2 KC SA isang diameter may 2 radius
given:
radius=12cm
d=?
d=12*2
d=24cm
circumference
formula:C=πd
C=3.14(24)
C=75.36cm
Circle 3.
diameter=14cm
radius=7cm
circumference=43.96cm
solution:
C=πd
C=3.14(14)
C=43.96cm
Circle4.
given:
diameter=9cm
radius=4.5cm
circumference=
solution
C=πd
C=3.14(9)
C=28.26cm
circle 5.
given:
radius=24
diameter=48
C=150.72cm
solution:
C=πd
C=3.14(48)
C=150.72cm