| 1 |
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
|
| 2 |
If 2s = a + b +c, then in any triangle ABC: |
- A.
- B.
- C.
- D. none of these
|
| 3 |
If triangle ABC, If ß = 90° then: |
- A.
- B.
- C.
- D. none of these
|
| 4 |
In triangle the length of the sides are 7, 4√3 and √13. Then the smallest angle is: |
- A. 15°
- B. 30°
- C. 60°
- D. 45°
|
| 5 |
With usual notations for triangle R equals: |
|
| 6 |
If the elevation of the sun is 30°, the length of the shadow cast by a tower of 150m height is: |
|
| 7 |
A circle drawn inside a triangle and touching its sides is known as: |
|
| 8 |
|
- A. 3:5:2
- B.
- C. 3:2:1
- D. 1:2:3
|
| 9 |
If 2s = a + b + c, then in any triangle ABC: |
|
| 10 |
|
- A. right angled
- B. equilateral
- C. isosceles
- D. obtuse angled
|
