Question

A bicycle wheel has a radius of 14cm. How far does it travel in five complete turns?

Answer 1

Answer:

here is your answer

Step-by-step explanation:

Diameter of the wheel=12cm

Circumference of the wheel=2πr

=2π⋅

2

12

=12π

=12×

7

22

=

7

264

cm.

∴ Distance covered in 1 revolution=

7

264

cm

∴ No. of revolutions to cover a distance of 26.4m

=

7

264cm

26.4m

=

7

264

cm

2640cm

=

264

2640×7

=70 revolutions.

Answer 2

Simply do (2*pie*r)* n
Where n is no. of turns
Therefore
Answer = 439.6 cm
(Taking pie=3.14)