rectangle PQRS is reflected across the Y axis to form rectangle PQRS what is the length of line segment QR

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

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?