Here’s an extended HTML code snippet for a 20-question multiple-choice trigonometry quiz. You can paste this code into Blogger.com, and it includes scoring functionality using JavaScript. ```html

Trigonometry Quiz

1. What is the value of sin(90°)?

0
1
0.5
√2/2

2. What is the value of cos(0°)?

1
0
√3/2
√2/2

3. What is tan(45°)?

1
0
√3
∞

4. What is the value of sin(30°)?

0.5
√3/2
0
1

5. What is cos(60°)?

0.5
√2/2
0
1

6. What is tan(30°)?

√3/3
1
√3
0

7. What is the value of sin(180°)?

0
1
√2/2
0.5

8. What is cos(90°)?

0
1
√3/2
0.5

9. What is tan(60°)?

√3
1
0.5
√3/3

10. What is the value of sin(45°)?

√2/2
1
0.5
0

11. What is cos(180°)?

-1
0
1
0.5

12. What is tan(90°)?

0
1
∞
√3

13. What is the value of sin(360°)?

0
1
0.5
√2/2

14. What is cos(270°)?

0
1
-1
0.5

15. What is tan(0°)?

0
1
∞
√3

16. What is sin(120°)?

√3/2
1
-√3/2
0.5

17. What is cos(150°)?

-√3/2
1
0.5
0

18. What is tan(120°)?

-√3
1
0.5
√3

19. What is the value of sin(240°)?

-√3/2
1
0.5
0

20. What is cos(240°)?

-0.5
1
0.5
√3/2

``` ### How to Use: 1. **Copy the Code**: Select the entire HTML code above and copy it. 2. **Paste in Blogger**: Go to your Blogger post editor, switch to the HTML view, and paste the code. 3. **Publish**: Save or publish your post to make the quiz available to your audience. ### Quiz Details: - This quiz consists of 20 questions related to basic trigonometric functions. - Users can select answers for each question and click the "Submit" button to see their score.