Shaalaa.com | Using the Pythagorean Theorem to Classify Triangles as Right, Acute, or Obtuse
A ladder 17 m long reaches a window of a building 15 m above the ground. Find the distance of the foot of the ladder from the building.
Each side of a rhombus is 10 cm. If one of its diagonals is 16 cm find the length of the other diagonal.
An aeroplane leaves an airport and flies due north at a speed of 1000km/hr. At the same time, another aeroplane leaves the same airport and flies due west at a speed of 1200 km/hr. How far apart will be the two planes after 1 hours?
Determine whether the triangle having sides (a − 1) cm, 2`sqrta` cm and (a + 1) cm is a right-angled
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