math

5. two numbers (Cartesian coordinates), or sometimes a letter and a number, that locate a specific point on a grid, known as a coordinate plane.
7. the amount of space occupied by a two-dimensional figure.
8. If all the sides and interior angles of the polygons are equal,
10. the point opposite to and farthest from the base in a figure.
12. a triangle with no equal side
13. the amount of space in a certain 3D object.
14. the total distance around a shape.
15. a term used to describe what a 3D shape would look like if it was opened out and laid flat.

1. a 3D polyhedron with the base of a polygon along with three or more triangle-shaped faces that meet at a point above the base.
2. an angle of exactly 90 degrees or ⁠ 2⁠ radians corresponding to a quarter turn.
3. a two-dimensional geometric figure that has a finite number of sides.
4. a straight line that makes the right angle (90 degrees) with the other line.
6. the amount of space covering the outside of a three-dimensional shape.
9. a three-dimensional solid object in which the two ends are identical.
11. a type of triangle that has any two sides equal in length.