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A slide is 21 ft long. To get to the top of the slide,you use a vertical 9 foot high rung ladder. What is the distance, b, from the bottom of the slide to the bottom of the Stairs? Round your answer to
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A slide is 21 ft long. To get to the top of the slide,you use a vertical 9 foot high rung ladder. What is the distance, b, from the bottom of the slide to the bottom of the Stairs? Round your answer to the nearest tenth.

User Nicu Surdu
by
8.4k points

2 Answers

3 votes

Answer:

19 is correct.

Explanation:

User Pytan
by
7.7k points
3 votes
c²-a²=b²
21²-9²=b²
441-81=b²
360=b²
√360=b
18.97=b
19=b
User Sagar Patil
by
8.5k points
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