How many triangles can a heptagon be divided into?

3
4
6
5

Amonument at a park is in the shape of a right square pyramid. a diagram of the pyramid and its net are shown. what is the surface area of the monument? enter the answer in the box. m²

If you can solve all of these i will give ! - 4% of 190 - 4% of 162.5 - 4% of 140 - a 4% increase from 155.1 - a 4% increase from 159.8

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?