Question

The measure of the actue angle of an isosceles right angled triangle is​

Answer 1

Answer:

Note that since the right triangle is isosceles, then the angles at the base are equal. (Theorem 3.) Therefore each of those acute angles is 45°. (For the definition of measuring angles by "degrees," see Topic 12.)

Step-by-step explanation:

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Answer 2

Answer:

less than 90degree

Is the right answer