geometry

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a tree is standing upright.i want to cut it down at the base.how would i find out how tall it is. so that i could fall it without hitting any buildings.ie if it is 80 feet tall it should fall 80 feet?

  • geometry -

    Wait for a sunny day, not too near noon.
    Stand next to it.
    Measure your shadow, and the tree's shadow.

    The tree's height will be in the same ratio as to your shadow.

  • geometry -

    Shalonda notices that when she stands next to the flagpole, she casts a shadow that is 8 feet long and that the flagpole casts a shadow that is 28 feet long. Little Shalonda is 4 feet tall. How tall, to the nearest foot, is the flagpole?

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