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1st SUMMATIVE TEST in MATH 9

Total questions: 31

Worksheet time: 1hrs 21mins

Name
Class
Date
1.

What triangle is used in Pythagorean Theorem and Trigonometric Ratios?

(a)  

2.

How many parts are there in right triangle?

(a)  

3.

He discovered the Pythagorean Theorem.

(a)  

4.

How many trigonometric ratios are there?

(a)  

5.

What is the other term of theta?

(a)  

6.

It is the opposite side of a right angle.

(a)  

7.

What is the ratio of cosine (cos) ? Indicate the one letter only.Also, use capital letters.

Example: O/H

(a)  

8.

It is the reciprocal of sine (sin).

(a)  

9.

It is the longest side of a right triangle.



(a)  

10.

It is the longest side of a right triangle.



(a)  

11.

What is the mnemonics of six trigonometric ratios?

(a)  

12.

What is the formula if c is missing?

(a)  

13.

What is the ratio of cotangent (cot). Indicate the one letter only. Use capital letters.

Example : O/H

(a)  

14.

It is the reciprocal of secant (sec).

(a)  

15.

What is the formula if a is missing?

(a)  

16.

If a = 3 and b = 4, find c.

(a)  

17.

Find b if a = 8 and c = 10.

(a)  

18.

Find a if b = 12 and c = 13.

(a)  

19.

Solve for a if b = 18 and c = 30.

(a)  

20.

Solve for c if a = 48 and b = 36.

(a)  

21.

What is the opposite side?

(a)  

22.

What is the hypotenuse of the right triangle?

(a)  

23.

If a = 3, b = 4, c= 5.

What is sin <B?

(a)  

24.

If a = 3, b = 4 and c = 5.

Find tan <A.

(a)  

25.

If a = 3, b = 4 and c = 5.

What is sec <B?

(a)  

26.

If a = 3, b = 4 and c = 5.

Find cos <A.

(a)  

27.

If a = 3, b = 4 and c = 5.

What is cot <A?

(a)  

28.

If a = 3, b = 4 and c = 5.

Find csc <A.

(a)  

29.

What are the three parts of right triangle?

(a)  

30.

List down the six trigonometric ratios using three letters only.

(a)  

31.

In pythagorean theorem, write the formulas in finding a, b and c.

(a)