The sizes of the interior angles of a triangle are in the ratio 1:3:8 Calculate the difference in size between the largest and smallest angles?

In the figure dhg fhe which statement is true by cpctc

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.