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# Geometry

## Maximizing Rectangular Prism Surface Area

Directions: Using the digits 1 through 9 at most one time each, fill in the boxes to list the dimensions of a rectangular prism with the greatest possible surface area. Source: Robert Kaplinsky

Directions: What is a radius for a circle that has an area of 20 to 25 square feet? Source: Nathan Charlton

## Rectangular Prism Surface Area Versus Volume

Directions: What is least amount of surface area possible on a rectangular prism with a volume of 64 cubic inches? Source: Robert Kaplinsky

## Rectangular Prism Surface Area

Directions: List the measurements of three different rectangular prisms that each have a surface area of 72 square units? Source: Robert Kaplinsky

## Circles and Square

Directions: The diagram shows a square and four semicircles formed using each side of the square as a diameter. What fraction of the square is shaded? Source: Dylan Kane

## Which Rectangle is More Like a Square?

Directions: Which rectangle is more like a square?  Rectangle A is 13 units by 15 units.  Rectangle B is 2 units by 3 units. Source: Robert Kaplinsky