Question

If all the angles of a triangle are acute, the triangle is called ​

Answer 1

Answer:

Step-by-step explanation:

An acute angle triangle (or acute-angled triangle) is a triangle in which all the interior angles are acute angles. To recall, an acute angle is an angle that is less than 90°. Since all the three angles are less than 90°, we can infer that ΔABC is an acute angle triangle or acute-angled triangle.