Geometry

123456789101112
Across
  1. 3. What is the_______of this happening?
  2. 5. The surrounding area of a shape
  3. 7. Angle____Angle
  4. 8. The inside of a shape
  5. 10. The longest side of a triangle
  6. 12. 3-sided shape that equals 180
Down
  1. 1. 1/2____x height
  2. 2. 2 x Pi x R=
  3. 4. Length x ______ x Height
  4. 5. 3.14 is
  5. 6. 90 degrees makes a____angle
  6. 9. Side_____Side
  7. 11. Sin,Cos,___