Activity 2 Find the area of the circle using the given data
1. Radius = 12 cm.
2. Diameter = 30 m.
3. Diameter = 100 dm.
4. Radius = 24 cm.
5. Diameter = 2.8 m.
1. Radius = 12 cm.
2. Diameter = 30 m.
3. Diameter = 100 dm.
4. Radius = 24 cm.
5. Diameter = 2.8 m.
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Answer: Estimated:
1. 452.38934 cm 1. 452.39 cm
2. 706.85835 m 2. 706.86 m
3. 7853.98163 dm 3. 7853.98 dm
4. 1809.55737 cm 4. 1809.56 cm
5. 6.15752 m 5. 6.16 m
Formula:
A= 3.14(r)* Formula in radius
A= 1/4 3.14(d)* Formula in diameter
The Asterisk is Exponent
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