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Chapter 9: Q. 9.171 (page 1106)

Try It.

A helicopter dropped a rescue package from a height of 1,296 feet. Use the formula role="math" localid="1647883430342" t=h4 to find how many seconds it took for the package to reach the ground.

Short Answer

Expert verified

Ans: It will take 9seconds to reach the ground.

Step by step solution

01

Step 1. Given information.

given,

height h=1296feet and t=h4

02

Step 2. Name what you are looking for by choosing a variable to represent it. 

Lett=time.

03

Step 3. Translate into an equation by writing the appropriate formula or model for the situation.   

Substitute the given information and solve it.

t=h4,andh=400t=12964t=364t=9

04

Step 4. Answer the question with a complete sentence.  

The helicopter will take t=9secondsto reach the ground.

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