Question

solve this plz I don't know what to do ​

Answer 1

Answer:

the circumference of the circle is 2πr

r - 42/2

21

so,

2×22/7×21

132m

Answer 2

Step-by-step explanation:

circumference = 2pie radius

radius = 42 /2 = 21

2×22/7 × 21

= 132 meter

cost of wire = 132 × 12 = 1584

this is the answer .....