Answer:
C I think. Sorry if it's incorrect but I pretty sure it isn't.
Answer:
square unit
Step-by-step explanation:
The formula for calculating the area of a square when the diagonal is given is :

That is :


square unit
Answer:
68
Step-by-step explanation:
Add all of the numbers together then divide by the amount of numbers there are.
Answer:

Step-by-step explanation:

We'll combine the
and the
on the right side.

Now, we'll subtract
from both sides.

Divide both sides by
.

Ta-da!