Step 1: Find a tall object to measure.
Step 2: Point the astrolabe at the top of the object and look though the straw.
Step 3: Make sure you get it on 45 degrees and get someone to help you see the degrees.
Step 4: Then get a measuring tool like a meter ruler or a tape measure to measure the object.
Step 5: You must measure how many meters it is away from you when you are at a 45 degrees.
Step 6: Calculate how tall you are from your feet to your eyes.
Step 7: Add your height and the distance to the base of the object. This answer is the height of the object.



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