Across
- 1. Number of books written by Heron.
- 5. Sum of all sides upon two.
- 7. Comparison of two or more quantities.
- 8. Great mathematician of 10 A.D.
- 9. Measure of an angle in an equilateral triangle.
Down
- 2. A triangle with all sides equal.
- 3. Another name of trapezoids.
- 4. Birthplace of Heron.
- 5. A triangle with three different sides.
- 6. Triangle with two equal sides.