## Definition Of Angle

An angle is formed by two rays with a common endpoint (called the vertex).

### Examples of Angle

- In the figure shown, angle AOB is formed by the rays OA and OB with a common endpoint O.

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### Video Examples: All things Angles GCSE Maths Foundation exam worked examples

### Solved Example Clockple on Angle

**Ques: **How many angles are formed by three rays with a common vertex?

#### Choices:

A. 3

B. 2

C. 1

D. 4

Correct Answer: A

#### Solution:

Step 1: The figure shown has three rays PQ, PR, and PS with a common vertex P.

Step 2: The angles formed by these 3 rays are QPR, RPS, and QPS.

Step 3: So, three rays can form 3 angles.