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Question Number 137303 by Raxreedoroid last updated on 31/Mar/21

$$\mathrm{from}\mathrm{the}\mathrm{figure}\mathrm{above}$$$$thesquare{S}^{\prime }\mathrm{s}\mathrm{diameter}\mathrm{length}\mathrm{is}\mathrm{increasing}$$$$\mathrm{by}25\mathrm{m}/\mathrm{s}\mathrm{to}\mathrm{the}\mathrm{north}-\mathrm{east}\mathrm{initially}\mathrm{at}\mathrm{length}30\sqrt{2}\mathrm{m}\mathrm{and}\mathrm{circle}$$$$C^{\prime }\mathrm{s}\mathrm{radius}\mathrm{is}\mathrm{decreasing}\mathrm{by}2\mathrm{m}/\mathrm{s}\mathrm{initially}\mathrm{at}\mathrm{length}100\mathrm{m}$$$$\mathrm{knowing}\mathrm{that}\mathrm{the}\mathrm{blue}{\mathrm{line}}^{\prime }\mathrm{s}\mathrm{length}=40\mathrm{m}$$$$\mathrm{at}\mathrm{what}\mathrm{time}\mathrm{the}\mathrm{horizontal}\mathrm{distance}\mathrm{between}\mathrm{point}p$$$$\mathrm{and}\mathrm{point}q\mathrm{will}\mathrm{equal}0?$$$$\mathrm{and}\mathrm{what}\mathrm{will}\mathrm{be}\mathrm{the}\mathrm{vertical}\mathrm{distance}\mathrm{at}\mathrm{that}\mathrm{time}?$$$$$$

Commented by Raxreedoroid last updated on 31/Mar/21

Commented by Raxreedoroid last updated on 31/Mar/21

$$\mathrm{this}\mathrm{is}\mathrm{the}\mathrm{figure}!$$

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