Answer:
14
Step-by-step explanation:
28=2x2x7
42=2x3x7
=>gcf=2x7=14
Answer:
L = 18 inches
Step-by-step explanation:
if s is side length
400 = s•s•4
s² = 100
s = 10
so the original flat cardboard square has sides of
L = 10 + 4 + 4
L = 18 inches
Answer:
aaaah my FIRE ALARM OFF btw i think its number3
Step-by-step explanation:
H. -74x^2 + 46x. using the foil technique you would get (81x - 54x^2) - (35x - 20x^2). subtract / add the like terms and you would get H as your answer