How many degrees of angle measure are in half of a circle? Exactly how many radians of angle measure are there in one half of a circle?

What is the difference between regular convex and concave polygons

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line