Answer:
Properties used here are:
A Associative property
B Commutative property.
Step-by-step explanation:
Given the expression:
Using associative property:
Using commutative property:
[Using associative property]
Simplify:
Answer: 0.0007
6/8654
Area of circle is equal A = πr²
Here r = 7.5 and π = 3.142
so,
A = 3.142(7.5)²
A = 176.17 after rounding off.