11. A street 24 m wide has two buildings on
opposite sides. Due to fire break in one
building, a ladder is needed to be placed from
the top of one building to reach the top of the
opposite building. The two buildings are 20 m
and 30 m high. Find the length of the ladder?
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Answer:
the length of the ladder is 26m
Step-by-step explanation:
let the Triangle ABC by Pythagoras theorem
AC^2=BC^2+AB^2
AC^2=24^2+10^2
AC^2=576+100
AC=√676
AC=26m
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