I have a Question. If the median of a triangle passes through the opposite side at a 90° angle, then the triangle is equilateral. Is this statement true always, sometimes or never?

Please Explain and justify your answer. YOU MUST ALSO include a diagram for your response.

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Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18