Answer:
7 cm
Step-by-step explanation:
it is a square so sqrt(49)=7, and the side lengths are 7
You can round 976 to 1000 and 522 to 500. So it would be
1000 - 500 = 500. The answer you would get after subtracting 976-522 would be more than 400 if you round it.
6*14=84
the answer is 84cm²
The 3rd one. (where the round part of the graph is at 0, 0) because that is where the y axis meets
