reaganruth15 reaganruth15

15-05-2019
Mathematics

contestada

a 96 foot transmission tower casts a 72 foot long shadow. an anchor wire runs from the top of the tower to the tip of the shadow. a ladder is set up vertically 66 feet from the base of the tower so the top of the ladder touches the wire. what is the height of the ladder

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Lillin22 Lillin22

15-05-2019

Answer:

63.5

Step-by-step explanation:

they all form a triangle, and the formula for that is a²+b²=c²

a=96 b=wire c=72

96²+b²=72²

9216+b²=5184

-9216 -9216

b²= -4032

square root of -4032 = 63.5

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