Across
- 2. A solid that has 5 faces one of which is a square
- 3. An angle smaller than 90°
- 4. Problem, Plan, Data, Analysis, and Conclusion
Down
- 1. the fundamental of mathematics that includes the operations of numbers
- 2. 3.1415926535 8979323846 2643383279 5028841971 6939937510 5820974944 5923078164 0628620899 8628034825 3421170679
- 5. the action or process of adding something to something else.