How long will it take for the 1.35-mg sample of 236pu in example 19.4 to decay to 0.100 mg? (the half-life of plutonium-236 is 2.86 yr.) express the time in years to three significant figu

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

If value of cos330° is √3/2 then find tan165°.

Abby is collecting rainfall data. she finds that one value of the data set is a high-value outlier. which statement must be true? abby will use a different formula for calculating the standard deviation. the outlier will increase the standard deviation of the data set. the spread of the graph of the data will not change. abby will not use the mean when calculating the standard deviation.