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Author Question: Two recording devices are set 2200 feet apart, with the device at point A to the ... (Read 67 times)

jilianpiloj

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on: Feb 28, 2021
Solve the problem.

Two recording devices are set 2200 feet apart, with the device at point A to the west of the device at point B. At a point on a line between the devices, 300 feet from point B, a small amount of explosive is detonated. The recording devices record the time the sound reaches each one. How far directly north of site B should a second explosion be done so that the measured time difference recorded by the devices is the same as that for the first detonation?
◦ 1283.61 ft
◦ 712.5 ft
◦ 2663.33 ft
◦ 1058.3 ft
Precalculus ¦ Sullivan ¦ 10th Edition
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Marked as best answer by jilianpiloj on Feb 28, 2021

trog

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Reply #1 on: Feb 28, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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jilianpiloj

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Reply 2 on: Feb 28, 2021
Excellent

FergA

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Reply 3 on: Yesterday
Wow, this really help

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