Measurement and Data - MAP 4th Grade Math
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What is the length of a rectangular room with a perimeter of 
and a width of 
What is the length of a rectangular room with a perimeter of
We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown.
Subtract 
from both sides
Divide 
by both sides
We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown.
Subtract
Divide
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David wants to put a fence around his backyard. How much fencing will he need if his backyard is 
by 
David wants to put a fence around his backyard. How much fencing will he need if his backyard is
The fence is going around the backyard, so this is a perimeter problem.
The fence is going around the backyard, so this is a perimeter problem.
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If we wanted to make this angle into a straight line, how many more degrees would we need to add?
If we wanted to make this angle into a straight line, how many more degrees would we need to add?
A straight line has a measurement of 
. We can subtract to find how much more we'd need to have a straight line.
A straight line has a measurement of
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