What is the factored form of 25y4 - 4z2?

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

Mr. rose asked his students to draw a quadrilateral with 4 unequal sides. draw an example of this kind of quadrilateral.

Mrs. blake's bill at a restaurant is $42.75. she wants to leave the waiter an 18% tip. how much will she pay in all, including the tip?