What happens to the value of the expression 1+3f1+3f1, plus, 3, f as fff increases? Choose 1 Choose 1 (Choice A) A It increases. (Choice B) B It decreases. (Choice C) C It stays the same.

the surface area is 124cm²

step-by-step explanation:

length: 4cm

width: 9cm

height:   2cm

the 8 in 8,420 is in the thousands place so it's value is 8 thousand.

the 8 in 6,870 is in the hundreds place so it's value is 8 hundred.

divide 8000 by 800 to find the answer:

8000 / 800 = 10

the 8 in 8,420 is 10 times greater than the 8 in 6,870