## Math Problem Statement

## Solution

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## Math Problem Analysis

### Mathematical Concepts

Circle Theorems

Isosceles Triangle

Cyclic Quadrilateral

### Formulas

Angle subtended by the same arc

Angle at the centre is twice the angle at the circumference

### Theorems

Isosceles triangle properties

Cyclic quadrilateral theorem

### Suitable Grade Level

Grades 10-12

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