1. A sample of radium has a weight of 1.5 mg and a half-life of approximately 6 years. Find a function f which models the amount of radium f(t), in mg, remaining after t years.

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sas (side angle side)

aa (angle angle)

sss(side side side)

sas find two sides with an angle in between

aa is finding two angles and the third will add up to 180

sss find all sides

step-by-step explanation:

answer: 100

step-by-step explanation: