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UNIT 6
CHAPTER 21
Lesson 21-4
 
 
 
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CHAPTER 21 ESTIMATE AND MEASURE LENGTH
Lesson 21-4 HANDS ON Understanding Measurement
 
 

 Connect the dots in order.

Use an inch ruler to draw and measure.




6.Measure how long from A to B.
inches
7.Measure how long from B to C.
_______ inches
8.Measure how long from C to D.
_______ inches
9.Estimate from D to A.
_______ inches

Measure: _______ inches

  
Estimation
  
10.The top of this box is 2 inches long. About how long are the other sides? Estimate.



: about _______ inches
: about _______ inches
: about _______ inches
Then use a ruler to check.

  
Your child learned how to draw and measure lines using an inch ruler.
Activity:  Have your child draw straight lines to make a shape, such as a house or a robot. Have him or her estimate the length of each line and then measure to check.

 

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