1 |
In triangle ABC, If Γ = 90° then: |
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2 |
If 2s = a + b + c, then in any triangle ABC: |
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3 |
The circum-radius R of a triangle is given by: |
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4 |
r<sub>3</sub> = |
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5 |
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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6 |
A circle drawn inside a triangle and touching its sides is known as: |
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7 |
With usual notations for triangle R equals: |
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8 |
When two sides and included angle is given, then area of triangle is given by: |
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9 |
r r<sub>1</sub> r<sub>2</sub> r<sub>3</sub> = |
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10 |
A triangle which is not right angle triangle called ________ triangle: |
- A. acute
- B. obtuse
- C. right
- D. oblique
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