THE CENTER HALL OF THE WHITE HOUSE IS 161 FEET LONG. IF THE PERIMETER OF THE CENTER HALL IS 365 FEET, WHAT IS THE WIDTH OF THE H
2 answers:
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Okay. So by looking at this and doing mental math, it takes her 15 minutes to walk 1 mile. So for her to walk 7 miles, it will take her 105 minutes or 1 hour 45 minutes to do so. Here’s the double line diagram to support my answer (forgive me for the terrible writing).
The notation in its current form isn't entirely clear.
Did you mean to write ? The 4 isn't in the square root.
If so, then the expression is in simplest form because we cannot simplify any further (note how 10 doesn't have any perfect square factors other than 1).
Also, the 3/4 portion is fully reduced already.
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Or,
Did you mean to write ? This time the 4 is inside the square root.
If so, then we can simplify like this
This means that