Question

The inner circumference of a circular track 14 m wide is 440cm . calculate the radius of the outer circle

Answer 1

Radius of inner circle = 2πr=14m

R=49\22m

Wide = 4.4 m

Radius of outer circle =49/22+440/100= 6.627m

Answer 2

Answer:

2

$\times 22 \div 7$