In a parallelogram the sum of any two adjacent angles is `180^0dot`

Explanation

To prove that in a parallelogram the sum of any two adjacent angles is \(180^\circ\), we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Parallelogram**:
Let’s consider a parallelogram ABCD, where AD is parallel to BC and AB is parallel to CD.

2. **Understand the Properties of Parallel Lines**:
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