garcia86
garcia86 garcia86
  • 03-05-2016
  • Mathematics
contestada

3. Using the Pythagorean Theorem, find the length of a leg of a right triangle if the other leg 8ft long and the hypotenuse is 10ft long

3 Using the Pythagorean Theorem find the length of a leg of a right triangle if the other leg 8ft long and the hypotenuse is 10ft long class=

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heera
heera heera
  • 03-05-2016

10 squared minus 8 squared.

=36

square root 36= 6

Answer Link
georgiatrn
georgiatrn georgiatrn
  • 03-05-2016
a² + b² = c² ⇒
a² + 8² = 10² ⇒
a² = 10² - 8² ⇒
a² = 100 - 64⇒
a² = 36 ⇒
a = √36⇒
a = 6

the length of the leg is 6ft long
Answer Link

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