Question

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Answer 1

Answer:

i) 43.98 m

ii) 483.81 m

iii) 165.88 m

Step-by-step explanation:

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Answer 2

Answer:

2(I) diameter = 2r=14m

circumference of circle =2πr

= 2×14

=28 m

3(I) circumference= 2πr=154 cm

( 22/7)r=154/2

r= 77×7/22

r= 24.5 cm

4(I) circumference =2πr= 52.8 cm

2r= 52.8×7/22

2r=16.8 cm

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