How high is a tree that casts a 28-ft shadow at the same time that a 6-ft fence post casts a 8-ft shadow?
1 answer:
Answer: 21 feet.
Step-by-step explanation:
1. You know that the tree casts a 28 feet shadow and that a 6 feet fence post casts a 8 feet shadow, then, you can write the following proportion to solve this problem:
2. When you solve for the height ot tree (x), you obtain the following result:
3. Therefore, the height of the tree is 21 feet.
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