his allowance is $14
to find this you:
11-4=7
7*2= 14
The 11 is what he had the four is what he was given extra and the multiplied by two is because he spent half of his money at the candy store
Answer:
THAT'S AMAZING!!!
Step-by-step explanation:
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Well
we know that the formula for a diagonal is:

so using this we can conclude that the length and the width of this particular square would be 7.071 cm. Hope this helps!