Mathematics
A ladder reaches a window 12 m above the ground on one side of the street. Keeping its foot at the same point, the ladder is turned to the other side of the street to reach a window 9 m high. If the length of the ladder is 15 m, then the width of the street is
30 m
24 m
21 m
18 m
Related Questions
If a ladder 10 m long reaches a window 8 m above the ground, then the distance of the foot of the ladder from the base of the wall is
18 m
8 m
6 m
4 m
A girl walks 200 m towards East and then she walks 150 m towards North. The distance of the girl from starting point is
350 m
250 m
300 m
225 m
Consider the following two statements:
Statement 1: The area of a square whose diagonal is 6 cm is 36 cm2.
Statement 2: A diagonal of a square divides it into two right angled isosceles triangle.
Which of the following is valid?
Both the statements are true.
Both the statements are false.
Statement 1 is true, and Statement 2 is false.
Statement 1 is false, and Statement 2 is true.
Assertion (A): If the sides of a rectangular plot are 80 m and 60 m, then the length of its diagonal is 100 m.
Reason (R): In a rectangle, all angles are 90°.
Assertion (A) is true, Reason (R) is false.
Assertion (A) is false, Reason (R) is true.
Both Assertion (A) and Reason (R) are true, and Reason (R) is the correct reason for Assertion (A).
Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct reason (or explanation) for Assertion (A).