Answer:
The Answer is c4.(4)
Step-by-step explanation:
I thought the c4 joke would be funny.
Check the picture below. You can pretty much count the units off the grid.
recall that A = (1/2)bh.
Answer:

STEP BY STEP EXPLANATION

To make
a perfect square we should add 
I’m pretty sure I did my math right, hope this helps.
No, because 93/7 is not a rational number
I would really really appreciate it if you marked me as brainiest ☆〜(ゝ。∂)