In Haiti, the price for five (5) flat rolls is 5 gourdes, around 12 cent. How much would we have to pay for 20 rolls?

Use complete sentences to differentiate between a regular tessellation, and a pure tessellation. be sure to include specific types of polygons in your explanation.

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i

How are algebraic expressions evaluated using substitution?