Concept explainers
The length of flagpole shadow using the given information.
Answer to Problem 3PPS
Length of flagpole`s shadow is 45 feet at the same time.
Explanation of Solution
Given information:
A flagpole is 30 feet high and a mail box is 3.5 feet high. The mailbox casts a shadow that is 5.25 feet.
Concept used: The related figure forming two similar
And as in similar triangles, the ratio of corresponding sides are proportional, so
Calculation:
Based on above proportion, set,
Or, length of shadow of pole,
So, the length of shadow of flagpole is 45 feet.
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