X = 1st piece, y = 2nd piece, z = 3rd piece
x + y + z = 224
x = 2y
z = 1/2y
2y + y + 1/2y = 224
3.5y = 224
y = 224/3.5
y = 64 cm<== 2nd piece
x = 2y
x = 2(64)
x = 128 cm...1st piece
z = 1/2y
z = 1/2(64)
z = 64/2
z = 32 cm....3rd piece
Answer:
10.0-2.1=7.9
Your answer is 7.9
Step-by-step explanation:
Is there an answer D? Cuz I’m sure it’s x^2
Here's an explanation! :)
