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Across: 1. When two lines cross each other at 90° .Such lines are called 3. The point of concurrence of the three medians in a triangle is called its 4. The point of concurrence of the three perpendicular bisectors of a triangle is called as its 5. The medians of a triangle divide it into three smaller triangles of ___ area 8. The point of concurrence of the three angle bisectors of a triangle is called as its 9. The circumcentre of a right triangle lies at the ___ of its hypotenuse
Down: 1. Lines in a plane that never meet are called 2. Three or more lines in a plane are said to be 6. ____ of a triangle also known as the height of the triangle 7. A ____ of a triangle is a line segment from a vertex to the midpoint of the side opposite that vertex