Iknow the answer is 355 bc my teacher gave me the answer but i need to show workand i have no idea how to solve it so somebodyyy

Idon’t understand this page, can someone ?

How do you lengthen a pattern piece? (family and consumer science, sewing)

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.