Answer:
58.678
Step-by-step explanation:
Just make the answer reach 3 numbers after the decimal point.
Given:
The area model.
To find:
The area as a sum and area as a product.
Solution:
The four terms of the area model are
.
The area as a sum is the sum of all the terms of given area model.
Area as a sum = 
= 
The area as a product is the factor form of sum of all the terms of given area model.
Area as a product = 
= 
= 
Therefore, the area as a sum is
and the area as a product is
.
Answer:
2 ^ 20
Step-by-step explanation:
12*9= 108
4.5*4.5= 20.25
180-20.25= 159.75
answer is D
$70.45 Is the correct answer