2. Find the circumference and area of a circle of diameter
(a) 49 m
(b) 60 cm
Answers
Answered by
2
Answer:
Here, diameter of the circle is given d=4.9m=
10
49
Circumference of a circle when diameter is given =πdunits
Where, π=
7
22
=
7
22
×
10
49
=11×
5
7
=15.4m
Answered by
2
Answer:
(a) answer is 154
49/2=24.5
2×24.5×22/7(circumference of circle is 2πr)
ans is 154
(b) answer is 188.57
60/2=30
2×30×22/7
ans is 188.57
nd btw area of circle is circumference of circle
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