| 1 |
|
- A. right angled
- B. equilateral
- C. isosceles
- D. obtuse angled
|
| 2 |
With usual notations for triangle R equals: |
|
| 3 |
If 2s = a + b + c, where a, b, c are the sides of a triangle ABC, then area of triangle ABC is given by: |
|
| 4 |
When two sides and included angle is given, then area of triangle is given by: |
|
| 5 |
In triangle ABC, if α = 90° then: |
- A.
- B.
- C.
- D. none of these
|
| 6 |
|
- A. 3:5:2
- B.
- C. 3:2:1
- D. 1:2:3
|
| 7 |
If α, ß, Γ are the angles of a oblique triangle, then: |
- A. α = 90°
- B. ß = 90°
- C. Γ = 90°
- D. none of these
|
| 8 |
In a triangle ABC b = √3, c = 1, α = 30° then a = : |
|
| 9 |
A circle drawn inside a triangle and touching its sides is known as: |
|
| 10 |
A circle which touches one side of a triangle externally and the other two produces sides internally is known as: |
|
