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The picture below shows a pole and its shadow: A pole is shown with a right triangle side. The right triangle has hypotenuse 113 cm and base 15 cm. What is the height of the pole? 112 centimeters 100 centimeters
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The picture below shows a pole and its shadow: A pole is shown with a right triangle side. The right triangle has hypotenuse 113 cm and base 15 cm. What is the height of the pole? 112 centimeters 100 centimeters 98 centimeters 64 centimeters

User Carles Sala
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1 Answer

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In a right triangle the following relation stands:

(Hypotenuse)² = a²+b² (Pythagoras), hence

113² = 15² + x² ==> 12,769 = 225 + x²

x² = 12,769-225 = 12,544 == x = √12544 = x = 112 cm
User Matthew Sanford
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