Express the following as rational numbers with denominator 3

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles