A coin is flipped 8 times. Find the probability of the event: exactly 3 heads

Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match each set of vertices with the type of quadrilateral they form.

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

Is a square always, sometimes, or never a parallelogram