Question

A 13m long ladder when set against the wall of a house reaches a height of 12m. How far is the foot of the ladder from the wall​

Answer 1

Answer:

13 m long ladder is hypotenuse and 12 as height find base

Step-by-step explanation:

(h)square=(p) square + (B) square

13=12+B

B= 169-144

B=25

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Answer 2

x=5 m

Step-by-step explanation:

Given that,

Length of Ladder =13m

Length of Wall =12m

Let distance between ladder and wall be x

By using Pythagoras Theorem,

13

2

=12

2

+x

2

⇒169=144+x

2

⇒169−144=x

2

⇒25=x

2

25

=

x

2

∴x=5 m