This regular polygon has an odd number of sides. the sum of the interior angles is a 5-digit square number. how many sides does the polygon have? show your working

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution