If I'm understanding the question correctly, 7+3=10. 10*8=80.
12 + 6x + 6x + 6y = 12 + 12x + 6y
Its c because 6*4 = 24
Thats how you find the area
Answer: C
Step-by-step explanation: You want to find the square root of each number given. The square root of 400 is 20, and the square root of 100 is 10