Answer:
A = 62.35 cm²
Step-by-step explanation:
Use the area formula A =
, where a is the side length.
Plug in the values:
A = 
A = 
A = 62.35 cm²
Answer:

Step-by-step explanation:
Our expression:

If we know
, let's substitute
, for
, in our expression:

Multiply:

20.16 hopefully it’s right
(a) Is 1.25 each.
(b) Is 1.22 each.
(c) Is 1.24 each.
(d) Is 1.20 each.
The correct answer and cheapest per unit, is (d).
The answer would be B because it's saying sum which means adding then it says less which means subtracting.