Pythagorean Therom

1234567
Across
  1. 3. Angle/ A 90 degree angle
  2. 5. The act of multiplying
Down
  1. 1. Multiplying a number by itself
  2. 2. The longest side of a right triangle
  3. 4. Replacing one number with another
  4. 6. The two sides adjacent to the right angle
  5. 7. Adding two number together