The lower end of
a ladder is 2.7 cm from
the base of a pole. Its
upper end just reaches the pole 12m above the
ground.
Find the
length of the ladder
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Answer:
1200cm = 12m
Step-by-step explanation:
In triangle ABC, angle B=90°, AC=Hypotenuse, AB=Base, BC=Altitude
AB=2.7cm
BC=12m=1200cm
Length of ladder=AC
AC²=AB²+BC²
AC²=2.7²+1200²
AC =1200cm = 12m
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