1 |
When two sides and included angle is given, then area of triangle is given by: |
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2 |
In triangle ABC, if α = 90° then: |
- A.
- B.
- C.
- D. none of these
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3 |
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4 |
A triangle which is not right angle triangle called ________ triangle: |
- A. acute
- B. obtuse
- C. right
- D. oblique
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5 |
The circum-radius R of a triangle is given by: |
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6 |
If 2s = a + b + c, where a, b, c are the sides of a triangle ABC, then area of triangle ABC is given by: |
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7 |
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°
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8 |
In a triangle ABC if a<sup>2</sup> - b<sup>2</sup> + c<sup>2</sup> = ac then < ß = |
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9 |
A circle which touches one side of a triangle externally and the other two produces sides internally is known as: |
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10 |
If the elevation of the sun is 30°, the length of the shadow cast by a tower of 150m height is: |
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