The geometric tool used to construct perpendicular is called ____?

The geometric tool used to construct perpendicular is called ____?

کھڑے کی تعمیر کے لئے استعمال ہونے والا ہندسی ٹول ____ کہلاتا ہے؟
Explanation

A set square is used to construct right angles (perpendiculars) in geometry.

It typically has angles of 90°, 45°, and 60° for constructing perpendicular lines.