A street sign is a square with side lengths of (9.6x + 4.8) centimeters. The perimeter of the sign is 433.92 centimeters. Write and solve an equation to find the side length of the street sign.

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

Having a hard time understanding this question (see attachment).

Two rectangular prisms have the same volume. the area of the base of the blue prism is 418 4 1 8 square units. the area of the base of the red prism is one-half that of the blue prism. which statement is true?