Atriangle has side lengths of 11cm and 9cm. which could be the value of the third side, 29 cm or 15cm

Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0° and less than or equal to 360°. at how many different angles will the hexagon map onto itself?

Find the slope of the line passing through a pair of points

Find the domain and range of the following function f(x) = 51x - 21+ 4