3. Including the square and four triangles, the figure has 5 faces.
4. Square pyramid.
5. Find the surface area of the square. Find the surface area of one triangle, and multiply by 4 to get all of them. Add the area of the four triangles to the area of the square.
find area of base and area of a lateral face (base is 1 side squared, lateral face is base * height / 2. Multiply area of lateral face by 4 and add the product to the area of the base to find the Surface Area.
The total number of plants are: 12 tomatoes + 5 cucumbers = 17 plants The ratio of cucumbers plants to total plants is: 5 cucumbers to 17 plants total So It can be expressed as: 5/17 or 5:17
