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Answer:
7.5.
Step-by-step explanation:
A square has 4 equal sides so:
4x = 9 + 10 + 11 where x is the length of one side of the square.
4x = 30
x = 7.5.
Assuming this is written as 7m/min * 60min the correct units will be 420meters
Answer and Step-by-step explanation:
So, the negatives cancel and turn into a positive.
The red squared of 5 become green squares.
Answer:
a 2d shape with infinite points that are all equidistant from the center.