What is the probability of rolling an 8 sided die ONCE and getting a number less than or equal to 5?

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

Which best describes the construction of a triangle if given the segment lengths of 2 cm, 3 cm, and 5 cm? a) unique triangle b) cannot be determined c) triangle not possible d) more than one triangle