Answer:
Only A is correct
Step-by-step explanation:
A is shown in the image below.
For B, a rectangle does not have its lenght and height having the same dimension.
For C, such a cross section will give a square with sides of 4 cm each.
If you multiply 5.06 by 47.058 you will get 238.11348
Answer: A
Step-by-step explanation:
Using pythagoras;

Please give me a brainliest answer
Answer:
-5 divided by 20 isn't an irrational number because the quotient of that problem equals -0.25. If the decimal form of a number stops or repeats, the number is rational. If the decimal does not stop and does not repeat, the number is irrational. Therefore, since -0.25 stops, it is a rational number, and not an irrational number.
Step-by-step explanation:
Sorry if the explanation isn't good, or there are some grammar mistakes. But i hope this helps :)