A square has sides of length 8.4 . Work out the length of a diagnol of the square . Give your answer correct to 3 significant fi
1 answer:
Answer:
The length of the diagonal is 11.879 units
Step-by-step explanation:
On any rectangle or square, any 2 adjacent sides and the diagonal that connects them makes a right triangle. The diagonal is the hypotenuse of that right triangle, and you can find it using the pythagorean theorem:
where a and b are the sides, and c is the diagonal.
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Hey there, Lets solve this problem together.
The First step is to line up the numbers.
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<span>the result of which is </span>
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<span>We calculate </span>
<span> the result of which is </span>
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</span>
Since we get a negative number in the next column, we must take 1 from the next column and carry it over to this column. Now the number will be changed to 10.
We calculate
, and the result is 
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<span>We calculate </span>
<span> the result of which is</span>
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</span>
Therefore,
The First step is to line up the numbers.
<span>We calculate </span>
</span>
<span>We calculate </span>
</span>
Since we get a negative number in the next column, we must take 1 from the next column and carry it over to this column. Now the number will be changed to 10.
We calculate
<span>We calculate </span>
</span>
Therefore,