Put the arrowhead in a beaker or graduated cylinder containing a
known amount of water. Tap the arrowhead to dislodge any stray air
bubbles. Note the displacement caused by the arrowhead. That is the
arrowhead's volume.
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an arrowhead has 4 angles. but no, you can't make an arrowhead
out of only right angles.
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The address of the Lake Arrowhead Children'S Msm is: 28200
Highway 189, Lake Arrowhead, CA 92352