Xyz is a dilation by a scale factor of 5. which of the following proportions verifies that abc and xyz are similar

Acylinder and its dimensions are shown. which equation can be used to find v, the volume of the cylinder in cubic centimeters?

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

What is the value of x? enter your answer in the box.