A wavelength of 0.5 meters and a frequency of 120Hz. What is the wave´s speed? HELP PLEASE;-;

Just so you know i´m in middle school not high school ;-;

The surface area of the triangular prism is .

Gray looks up the definition of point. a point is a location in a region. what is true about the statement describing the word point? 1. the statement uses the terms location and region that are defined based on an understanding of a point. 2.the statement precisely defines the concept of a point. 3. the statement does not include information needed to fully define a point. 4. the statement is an incorrect description of a point because it does not use mathematical words.

Ys is the perpendicular bisector of xz what it is the length of xs