Answer:
72
Step-by-step explanation:
you start with 27
27 divided by three is 9
9 apples cut into 8 pieces each would be
72
EF=24 because it's a perfect square; 7-24-25. This only works for right triangles
Answer:
Around 120, but 21 times 6 is 126.
Step-by-step explanation:
Since it is known that 20 times 6 is 120, that would be a reasonable estimate because it doesn't account for the ones.
If I understand your question right, this is not necessary, but is very useful to keep problems organized.