Question

2. The number of right angles in a triangle is.​

Answer 1

Answer:

One

Hope this is helpful to you.

Answer 2

Even in a right angled triangle there is only one right angle because every triangle has the sum equals to 180° and if one angle is right (90°) or perpendicular then the other two angles must be less than 90° ,because let suppose if two perpendiculars(right angles) are placed in a figure,then this figure is no more left as triangle.