Step-by-step explanation:
the answer is 576 cubic centimetre.
The minute hand and hour hand of a clock have 12 right angles to each other.
26 is not a perfect square because the square root of 26 is 5.09,but I think and I guess 25 is a perfect square instead of 26......
20/3=6.666 repeating times that by 1.02 and you get 6.8. the real plane is 6.8m long.