In the given text, what is the definition of an acute-angled triangle?
A triangle whose internal angles are all less than 90 degrees.
A triangle w...
In the given text, what is the definition of an acute-angled triangle?
A triangle whose internal angles are all less than 90 degrees. A triangle whose internal angles are all greater than 90 degrees. A triangle whose internal angles are all equal to 90 degrees.
A definição de um triângulo agudo é: "um triângulo cujos ângulos internos são todos menores que 90 graus". Portanto, a alternativa correta é a primeira: "A triangle whose internal angles are all less than 90 degrees."
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