James will need 180 cubic feet of concrete. The concrete mix delivery truck driver wants the order in cubic yards. How many cubi
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When you are multiplying exponents with the same base, add the degrees.
ANSWER
A. 8cm
EXPLANATION
The diagonal of the square is
Let the length of each side of the square be l units.
Then the diagonal and any two sides form an isosceles right triangle with the diagonal being the hypotenuse.
We use the Pythagoras Theorem, to obtain,
This implies that,
Solve for l,
Take positive square root of both sides