(IV EXERCISE 6.5 1. PQR is a triangle, right-angled at P. IfPQ= 10 cm and PR = 24 cm, find QR. 2. ABC is a triangle, right-angled at C. If AB = 25 cm and AC = 7 cm, find BC. 3. A 15 m long ladder reached a window 12 m high from the ground on placing it against a wall at a distance a. Find the distance of the foot of the ladder from the wall.
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formula used is
(base)²+(perpendicular) ²:-- (hypotenuse) ²
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i hope u get the answer. if u have any doubt do let me know. thank you
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