**Answer:**

Two lines that intersect and form right angles are called perpendicular lines. The symbol ⊥ is used to denote perpendicular lines.

**Step-by-step explanation:**

PA BRAINLIEST PO THEN FOLLOW SALAMAT

**Answer:**

Two lines that intersect and form right angles are called perpendicular lines. The symbol ⊥ is used to denote perpendicular lines.

**Step-by-step explanation:**

PA BRAINLIEST PO THEN FOLLOW SALAMAT