Question

Sara is building a circular garden with a radius of 14 m. She can buy the fencing in

packs of 10 meters. How many packs does she need to buy? *

Answer 1

9 packets

Explanation:

Fencing = circumference

2 × 3.14 × 14

87.92 m

No. of packets

87.92/10

8.792

Answer 2

she need to buy 9 packs

Explanation:

C = 2πr

= 2·3.14·14

= 87.92 m

she need to buy 9 packs