A brick wall is 5 metres high. The bottom of a ladder must be placed 1.5 metres

from the bottom of the wall. How long must the ladder be to reach the top of the

wall?

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# A brick wall is 5 metres high. The bottom of a ladder must be placed 1.5 metres
from the bottom of

A brick wall is 5 metres high. The bottom of a ladder must be placed 1.5 metres

from the bottom of the wall. How long must the ladder be to reach the top of the

wall?