Using a Ruler
-
Upload
daryl-lane -
Category
Documents
-
view
32 -
download
0
description
Transcript of Using a Ruler
Copyright © Texas Education Agency, 2011. All rights reserved. 1
Using a Ruler
The key to accurate measurement!
Copyright © Texas Education Agency, 2011. All rights reserved. 2
Step 1
Select a type of ruler Fractional Decimal Metric
Copyright © Texas Education Agency, 2011. All rights reserved. 3
Step 2
Begin at the side of your object to be measured and line up the end of the ruler with the edge (make sure they are exactly even)
Copyright © Texas Education Agency, 2011. All rights reserved. 4
Step 3
Pull/lay ruler straight across area to be measured (be sure to pull the ruler snug—you don’t want any slack)
Copyright © Texas Education Agency, 2011. All rights reserved. 5
Step 4
Check whole number unit nearest the edge of the object
Copyright © Texas Education Agency, 2011. All rights reserved. 6
Step 5
Mark or record measurement results