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SWAN PUBLICATION-TRIANGLES-EXERCISE 6.5
- PQR is a triangle right angled at P and M is a point on QR such that P...
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- In Fig., ABD is a triangle right angled at A and AC bot BD. Show that:...
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- ABC is an isosceles triangle right angled at C. Prove that AB^2 = 2AC^...
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- ABC is an isosceles triangle with AC = BC. If AB^2 = 2AC^2, prove that...
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- ABC is an equilateral triangle ofside 2a. Find each of its altitudes.
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- Prove that the sum of the squares of the sides of a rhombus is equal t...
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- A ladder 10 m long reaches a window 8 m above the ground. Find the dis...
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- A guy wire attached to a vertical pole of height 18 m is 24 m long and...
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- An aeroplane leaves an airport and flies due north at a speed of 1000k...
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- Two poles of heights 6 m and 11 m stand on a plane ground. If the dist...
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- D and E are points on the sides CA and CB respectively of a triangle A...
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- The perpendicular from A on side BC of a Delta ABC intersects BC at D ...
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- In an equilateral triangle ABC. D is a point on side BC such that BD=1...
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- In an equilateral triangle, prove that three times the square of one s...
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- Tick the correct answer and justify: In Delta ABC, AB=6sqrt3 cm , AC=1...
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