Notice the first two vertices are reverse from each other (a,0) to (0,a)
the fourth vertex would be the reverse of the third one.
The fourth vertex would be (2a, a)
Writing algebraic expressions
Answer:
You would need 64 pounds.
STEP BY STEP EXPLANATION:
4 pounds covers 434 sq ft
434 goes into 6944, 16 times
16 x 4 = 64
I hope this helps :)
Have a nice day!
