In this how to you will learn how to measure things indirectly. Indirect measurement is when you calculate something's measurement by measure the shadow. First, all of your measurement have to be taken around the same time. Next, measure your height. After, measure the object's shadow. After put the tip's of your toes on the edge of an object's shadow. Now you just use a proportion to solve what the height is. Here is a link to help you.
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