daphneederrick7087 daphneederrick7087
  • 02-05-2021
  • Mathematics
contestada

Triangle ABC below has a right angle C and a hight CD. If AC is 3 units long and BC is 4 units long, what is the length of AB?

Respuesta :

maggielee724
maggielee724 maggielee724
  • 02-05-2021

Answer:

AB = 5

Step-by-step explanation:

Pythagorean theorem: a² + b² = c²

=> 3² + 4² = AB²

=> AB = [tex]\sqrt{3^{2}+4^{2} }[/tex]

=> AB = 5

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