| 1. | The trigonometric functions are defined for right triangles .
三角函数是对直角三角形定义的。 |
| 2. | A right triangle is formed by lines joining points spq .
SPQ三点联结后即构成一个直角三角形。 |
| 3. | Research of space angles by graphic method
广义直角三角形法图解空间角度问题研究 |
| 4. | Bending of the isosceles right - angled triangle plate
等腰直角三角形板的弯曲 |
| 5. | Test combinations of sides on right triangles
对直角三角形边的组合进行测试 |
| 6. | This is similar to the right triangle test
这与直角三角形测试类似。 |
| 7. | Three characteristics of area of right triangle with integer sides
整边直角三角形面积三特点 |
| 8. | A right triangle is formed by lines joining points spq
Spq三点联结后即构成一个直角三角形。 |
| 9. | 1 prepare a piece of paper , and fold it right - angled the triangle
准备一张纸，把它折成一个直角三角形。 |
| 10. | Make sure that an isosceles right triangle is recognized as both isosceles and right
确保能够识别出等腰直角三角形（等腰且直角） 。 |
