Answer:
An irrational number is a real number that can't be written as a fraction.
Ex. 
A rational number is a real number such as a whole number, fraaction, decimal, or integer.
Answer: 18
Step-by-step explanation:
3(3)(2)
=(3)(6)
=18
Answer:

Step-by-step explanation:
We know that,

where,
r = radius,
θ = central angle in radian.
Given,
diameter = 6 m, so radius = 3 m.

Putting the values,


